occasional light 中文意思是什麼

occasional light 解釋
不常光；臨時燈
  • occasional : adj 非經常的；偶爾的；必要時的；不定期的，臨時的；特殊場合的。 That sort of thing is quite occasi...
  • light : n 1 光，光線；光明，亮光 （opp darkness） Hang the picture in a good light 把那幅畫掛在能看清楚的...
  1. Carrot tissue culture and plant regeneration factors including explants, medium and culture condition are combined together to study the most efficient protocol of carrot tissue culture and plant regeneration thereof. the most suitable explant is fresh hypocotyls segment and precultured hypocotyls derived from 7 - 10 day old aseptic plantlets generating in dark or in dim light, the best recipe for cullus induction and subculture is b5c ( 85 with 0. 5mg / l 6ba and 0. 5mg / l 2, 4 - d ), the ideal recipe for plant regeneration is 65 or ms free of hormone. a phytotron with a 16 / 8 h day / night cycle, at 25 is feasible for plant regeneration, and occasional exposure to sun light dramatically stimulates plant growth

    建立了高效的胡蘿卜組織培養及再生體系以適于生產飲料的胡蘿卜「新黑田五寸人參」為材料，研究不同外植體、不同培養基，不同培養條件對胡蘿卜愈傷誘導及再生的影響，建立一套高效的胡蘿卜組織培養再生體系：最適于誘導愈傷的外植體是弱光或黑暗下發芽7 - 10d無菌苗下胚軸，最適合的愈傷誘導培養基和繼代培養是b _ 5c （ b _ 5 + 0 . 5mg l6ba + 0 . 5mg l2 ， 4 - d ） ，最適于植株再生的培養基為不添加任何激素的b _ 5或ms ，組織培養條件為25 、光照周期為16hr 8hr 。
  2. Adamas gemological laboratory in brookline, mass., has developed a spectrophotometer that shines full - spectrum light through a stone and detects specific wavelengths that are absorbed by occasional nitrogen atom clusters, common in natural stones but not in synthetics

    美國麻州的愛達瑪斯寶石學實驗室已研發出一臺分光光度計，可發出全光譜的光，穿透寶石后，偵測被氮原子簇吸收的特定波長；氮原子在天然寶石中相當常見，卻是合成寶石所沒有的。
  3. During occasional moments of fair weather, members of the art and design team beautified the center by hanging red and yellow lanterns high in the air to remind initiates to always keep their inner light shining. swaying beside the lanterns in the breeze were strings of firecrackers and colorful paper - cuttings of celestial jewelry, which together created a warm atmosphere commensurate with the new year s festival

    美工組的同修趁著偶現的晴朗天氣，為道場添上各色裝扮，紅色和黃色的燈籠高掛空中，提醒我們要時時點起內在的明燈紅色鞭炮和五顏六色的天飾剪紙在風中飛舞輕揚，讓人感受到年節濃濃的歡樂氣氛。
  4. Old times crowded fast back on me as i watched her bustling about - setting out the tea - tray with her best china, cutting bread and butter, toasting a tea - cake, and, between whiles, giving little robert or jane an occasional tap or push, just as she used to give me in former days. bessie had retained her quick temper as well as her light foot and good looks

    我瞧著她忙乎著，擺好茶盤，拿出最好的瓷器，切好麵包和奶油，烤好茶點吐司，不時還輕輕地拍一拍，推一推羅伯特或簡，就象小時候對待我一樣於是舊時的記憶又立刻浮上心頭。貝茜的性子依然那麼急，手腳依然那麼輕，容貌依然那麼姣好。
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