downs the 中文意思是什麼
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Consequently, an excess number of otherwise normal pregnancies would be recommended to undergo definitive testing to ensure as many downs syndrome fetuses could be detected prenatally. however, conventional definitive genetic testing employs invasive methods, such as amniocentesis to obtain fetal tissue for testing, thus carrying a risk to the fetus
但傳統的基因測試，例如羊膜穿刺術（俗稱抽羊胎水）屬入侵性診斷方法，即是要用針穿過母體進入子宮，抽取胎兒細胞，會為孕婦帶來一定的風險（例如流產） 。 -
Analyzing the yi family ' s ups and downs to make clear the relations between the rise of the kyongwon yi family and koryo ' s aristocratism is of great help to our understanding of the rise and fall of koryo ' s aristocratism
剖析慶源李氏一族興衰史，了解慶源李氏一族發達與高麗貴族政治關系，利於我們理解把握高麗貴族政治興衰。 -
They gaily ascended the downs。
他們興高采烈地登上山岡。 -
The author gives a brief account of the ups and downs that he has tasted during his 30 years of biographic literature composition, meanwhile, touching people ' s hearts with his deep perception and thoughts about biographic literature composing
摘要文章論述了作者三十年來嘔心瀝血從事傳記文學采訪寫作及理論批評和研究的艱辛歷程和酸甜苦辣，也總結了傳記文學創作和研究的心得體會和經驗教訓。 -
The ups and downs of the rival parties furnished subjects for two excellent cartoons.
敵對兩黨之盛衰給兩幅最優秀的漫畫提供了題材。 -
There was not a cloud in heaven, and the downs were dewy.
天空一點雲彩都沒有，高原上還滿是露水。 -
You see, we think that the fresh air of the downs and the very emptiness of the landscape will do our friend good.
你知道我們認為小山上的新鮮空氣和一片開闊的景色對我們的朋友是有益處的。 -
From roundwood reservoir in county wicklow of a cubic capacity of 2, 400 million gallons, percolating through a subterranean aqueduct of filter mains of single and double pipeage constructed at an initial plant cost of 5 per linear yard by way of the dargle, rathdown, glen of the downs and callowhill to the 26 acre reservoir at stillorgan, a distance of 22 statute miles, and thence, through a system of relieving tanks, by a gradient of 250 feet to the city boundary at eustace bridge, upper leeson street, though from prolonged summer drouth and daily supply of 12 1 2 million gallons the water had fallen below the sill of the overflow weir for which reason the borough surveyor and waterworks engineer, mr spencer harty, c. e., on the instructions of the waterworks committee, had prohibited the use of municipal water for purposes other than those of consumption envisaging the possibility of recourse being had to the importable water of the grand and royal canals as in 1893 particularly as the south dublin guardians, notwithstanding their ration of 15 gallons per day per pauper supplied through a 6 inch meter, had been convicted of a wastage of 20, 000 gallons per night by a reading of their meter on the affirmation of the law agent of the corporation, mr ignatius rice, solicitor, thereby acting to the detriment of another section of the public, selfsupporting taxpayers, solvent, sound
但是由於夏季久旱，再加上每天供水一千二百五十萬加侖，水位已降到低於排水口。都市監察官兼水道局技官土木工程師斯潘塞哈蒂奉水道局的指示鑒于有可能會像一八九三年那樣被迫利用大運河和皇家運河那不宜飲用的水，除了飲用外，下令一律禁止使用市裡供應的自來水。尤其是南都柏林濟貧院，盡管限定用六英寸的計量器，每個貧民每日配給十五加侖水，然而在市政府法律顧問辯護律師伊格內修斯賴斯的監督下，經查表證實，每夜要浪費兩萬加侖水，從而使院外的社會各階層也就是自費並有支付能力的納稅者們蒙受損害。 -
The war went on for four bitter years, with ups and downs on both sides.
戰爭進行了四個艱苦的年頭，雙方互有勝負。 -
You seen queer sights, don t be talking, put in a jarvey. - why, the sailor said, shifting his partially chewed plug, i seen queer things too, ups and downs
「當然嘍， 」水手把他那嚼了一半的板煙挪了挪位置， 「俺也瞧見過古怪玩藝兒，有趣兒的和可怕的。 -
With all the ups and downs the kremlin had learned the central importance of the u. s. soviet relationship.
面對風雲變幻的世界，克里姆林宮已懂得美蘇關系的極端重要性。 -
The test proves that the caudal fin oscillation frequency, the maximum amplitude of vibration of caudal fin, the caudal fin strikes the water angle influence the fish ’ s speed ; the curve experiment has obtained curve radius of inertia advance curve and static curve ; the ups and downs experiment proves that the pectoral fin on different angle influences the fish to move ups and downs
加減速試驗論證了尾鰭擺動頻率、尾鰭后緣最大擺幅以及尾鰭的最大擊水角度對魚體速度的影響;轉彎試驗測得了機器魚慣性前進轉彎和靜止轉彎時的轉彎半徑;在機器魚的升潛試驗中論證了胸鰭不同轉角對升潛運動的影響。 -
Xin ri company is experiencing ups and downs along its way of development facing high rate liabilities, high financial cost, low profit and talents scarify, however, the company takes on great vitality boasting sound marketing internet, strong marketing ability, highly effective organization and vigorous life of products
新日鋼公司發展的道路是曲折的，公司負債率高，財務費用大，利潤率低，人才匱乏；但公司也是富有生命力的，擁有健全的市場網路，市場營銷能力強，企業組織效能較高，產品生命力旺盛。 -
It rested in the lap of an undulating upland adjoining the north wessex downs.
它坐落在和北維塞司的丘陵相連那片起伏高原中間一個山坳里。 -
High hills rose immediately behind the house and at no great distance on each side, some of which were open downs, the others cultivated and woody.
緊接著房子背後和在兩側不遠處，都聳立著高山。有些是空曠的丘陵，另一些則種上了作物或被林木所覆蓋。 -
Abstract : based on problems occurred during the service of the ls spiral conveyer, such as, jam of uncharging orifice, short usefull life of the drop - hanger bearings, easy rupture of connecting parts ; quick wear of spiral vane, etc. and according to the practice of casting process, analysis of break downs, the author put forward the improvement ideas in order to promote the level of the design and manufacture for spiral conveyers
文摘:針對ls型輸送機使用中存在的一些問題，如卸料口積料堵塞、吊軸承使用壽命短、連接件易斷裂、螺旋葉片磨損快等問題，依據在鑄造生產中的使用實踐，進行故障分析，提出了改進思路，以利提高螺旋輸送機整體設計和製造水平。 -
After the ups and downs, the tensions and agonies of the recent past, i felt cheerful that evening.
經過最近的這一番波折，緊張和痛苦，這天晚上我感到安慰。 -
It is easy to see that the economy goes through cycles, with ups and downs. the effects of economic cycles are nothing new
不難理解的是，經濟周期是循環不息，有上有落的，而周期性的影響其實長年存在，並非近來獨有的問題。 -
The surface of the pcl / pvc banded spherulites presented to be concentric periodic ups and downs. the period of the bands corresponded to the extinction rings under the polarized optical microscopy observation
Pcl環帶球晶的表面由周期性高低起伏的環狀結構組成，其凸凹起伏的環帶與球晶在偏光顯微鏡下的明暗交替相對應。 -
Artistic works well with a two hen chicks together in the field, thus far days close range 1992, the eye could see, the sky goes wide, winding streams, gangluan ups and downs, the natural environment is very elegant, leighton is happy flap
作品中精心巧雕一隻母雞帶著兩只小雞一起在田間遊玩，遠天近景歷歷在目，舉目望去，天高雲闊，溪流迂迴，崗巒起伏，自然環境十分幽雅，令人頓開心襟。
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