羽囊 的英文怎麼說
中文拼音 [yǔnáng]
羽囊
英文
feather follicle-
Leaves tufted ; stipes 15 - 30 cm long, densely scaly at base, glabrous above ; sterile lamina about 60 cm long and 20 cm wide, simply pinnate ; pinnae numerous, alternate or subopposite, linear - lanceolate, the largest about 12 cm long and 1 cm wide, base cordate, apex acuminate, margin finely toothed ; veins close, forking once or twice and forming areoles near the midrib ; fertile lamina similar to sterile ones, but somewhat reduced, about 8 cm long and 0. 4 cm wide, lower surface almost entirely covered with sporangia
葉簇生；葉柄長15 - 30厘米，基部密被鱗片，向上近光滑；不育葉片長約60厘米，寬20厘米，一回羽狀；羽片多數，互生或近對生，線狀披針形，最長者長達12厘米，寬約1厘米，頂端長漸尖，基部心形，邊緣有細密鋸齒；葉脈1 - 2次分叉，近中脈形成網眼；能育葉與不育葉相似，但較小，長約8厘米，寬約0 . 4厘米，下部滿布孢子囊。The growth of keratin cells, or keratinocytes, in the epidermis of the follicle ? the follicle “ collar ” ? forces older cells up and out, eventually creating the entire feather in an elaborate choreography that is one of the wonders of nature
角質細胞在毛囊的表皮部位（像毛囊的領子）生長，迫使較老的細胞往上、往外推，終而製造出一整支羽毛；整個過程有如復雜精細的舞步，堪稱自然界的奇景。And the skin also doesnt have the follicles thataretypical of feathered dinosaurs, said luis chiappe, director ofthedinosaur institute at the natural history museum of losangelescounty
美國洛杉磯縣自然歷史博物館恐龍研究院負責人劉易斯齊亞比說，這塊皮膚上也沒有長羽毛的恐龍所擁有的典型的羽囊。And the skin also does n ' t have the follicles that are typical of feathered dinosaurs, said luis chiappe, director of the dinosaur institute at the natural history museum of los angeles county
美國洛杉磯縣自然歷史博物館恐龍研究院負責人劉易斯齊亞比說，這塊皮膚上也沒有長羽毛的恐龍所擁有的典型的羽囊。Proliferation of cells in a ring around the feather germ creates a cylindrical depression, the follicle, at its base
環繞羽芽有一圈細胞不斷增生，在基部形成圓柱狀凹陷，稱為毛囊。This advance enabled a stage 4 follicle to produce hooklets at the ends of barbules that could attach to the grooved barbules of the adjacent barbs and create a pennaceous feather with a closed vane
這個進展使得毛囊可以長出末端有小鉤的羽小枝，鉤住隔壁羽枝的溝狀羽小枝，創造出羽片閉合的正羽。Chinese players clean sweep all categories of the fifth world badminton championships
1987年中國囊括第五屆世界羽毛球錦標賽全部金牌。分享友人