vt. 1.使(叶子等)变白。 2.使变苍白；使衰弱；使(工业等)萎靡。 3.使褪色。 vi. 变白；变苍白；褪色。
make pale or sickly; "alcohol etiolates your skin"
bleach and alter the natural development of (a green plant) by excluding sunlight
make weak by stunting the growth or development of
(especially of plants) developed without chlorophyll by being deprived of light; "etiolated celery" 同义词：etiolated, blanched,
例句与用法
1.
Young etiolated leaves may also be accompanied by cell division . 幼小的黄化叶子也可能伴随细胞分裂。
2.
Illumination of the etiolated seedlings produces marked changes in growth habit . 黄化幼苗照光后，生长习性发生明显变化。
3.
These compounds are present in etiolated tissue of seedlings grown in darkness . 这些化合物存在于黑暗中生长的幼苗的黄化组织内。
4.
2 effects of light quality and kt on hypocotyl elongation the hypocotyl elongation of 2 - d - old etiolated seedlings was inhibited evidently under continuous light including uv - b , wl , bl , fr and rl . the inhibition effectiveness was uv - b > wl > bl > fr > rl 二、光质和kt对下胚轴伸长的影响不同光质持续照光对2天龄黄化下胚轴伸长有明显的抑制，不同光质对伸长抑制的效应表现为uv - b wl bl fr rl 。
5.
1 . characteristic properties of the plasma membrane h + - atpase 3 - d - old seedlings of etiolated mung bean ( vigna radiata l ) were harvested and the hypocotyls ( 1 - 2 cm in length ) under hook were used to prepare the plasma membrane vesicles by means of aqueous two - phase partition 绿豆下胚轴质膜h ~ + - atpase基本特性的研究黑暗条件下生长三天龄的绿豆黄化幼苗，取弯钩下1 - 2cm长的下胚轴，机械法破碎组织，两相分配法分离、提取和纯化质膜。
6.
Opening the window , i walked in upon them ; liberated celine from my protection ; gave her notice to vacate her hotel ; offered her a purse for immediate exigencies ; disregarded screams , hysterics , prayers , protestations , convulsions ; made an appointment with the vicomte for a meeting at the bois de boulogne . next morning i had the pleasure of encountering him ; left a bullet in one of his poor etiolated arms , feeble as the wing of a chicken in the pip , and then thought i had done with the whole crew . but unluckily the varens , six months before , had given me this filette adele , who , she affirmed , was my daughter ; and perhaps she may be , though i see no proofs of such grim paternity written in her countenance : pilot is more like me than she 我打开落地窗，朝他们走去，解除了对塞莉纳的保护，通知她腾出房子，给了她一笔钱以备眼前急用，不去理睬她的大哭小叫歇斯底里恳求抗议和痉挛，跟那位子爵约定在布洛尼树林决斗的时间，第二天早晨，我有幸与他相遇，在他一条如同瘟鸡翅膀那么弱不禁风的可怜的胳膊上，留下了一颗子弹，随后自认为我已了结同这伙人的关系，不幸的是，这位瓦伦在六个月之前给我留下了这个fillette阿黛勒，并咬定她是我女儿。
7.
The materials in this study were arabidopsis thaliana . ( wt ) and its mutants including ethylene over producer mutant ( eto1 - 1 ) , ethylene insensitive root mutant ( eir1 - 1 ) and ethylene insensitive mutant ( etr1 - 3 ) . from the phenotypes of 12 - d - old seedlings of arabidopsis wt and mutants , the root gravitropism was obviously enhanced in etol - 1 , but diminished in eir1 - 1 and etr1 - 3 , compared with wt . the shoot negative gravitropism was also diminished in etiolated seedlings of etr1 - 3 以拟南芥的eth过量产生型突变体( etol - 1 ) ，根对eth不敏感型突变体( eirl - 1 ，地上部对eth响应) ， eth不敏感型突变体( etrl - 3 ，地上部和根均对eth不敏感)及其野生型( wt ， columbia生态型)为实验材料，利用根的向重力性反应为模式，分析了其中eth对auxin效应的调控及其原因。
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