英 [æbˈsɪʒən] 美 [æbˈsɪʒən]
n. （枯叶或成熟果实的）脱落；用隔层分离枝、叶、花和树皮
abscission /æbˈsɪʒən, -ˈsɪʃ-/
名词 the separation of leaves, branches, flowers, and bark from plants by the formation of an abscission layer 用隔层分离枝、叶、花和树皮
shedding of flowers and leaves and fruit following formation of scar tissue in a plant
the act of cutting something off
同义词： cutting off
脱落-引用次数：63
However, over-irrigation increased the rate of fruit abscission and therefore reduced the economic yield.
但同时蕾铃脱落率也增加,经济产量降低。
落果-引用次数：6
脱落-引用次数：4
脱离
切除
切断;脱离
... abrin 相思豆毒蛋白 abscisic acid 脱落酸 abscission 脱落 ...
... abridge[]v. 删减，缩短 abscission[]v. 切断 abscond·depart=secrete·store=lurk·wait 潜逃·离开=隐藏·储藏=埋伏·等 ...
切断；切除；顿断法
An abscission zone occurs at the base of the organ.
脱落区发生在器官基部的某一特化的区域。
The roof abscission layer is the biggest security hidden danger in bolting support tunnel.
顶板离层是锚杆支护巷道最大的安全隐患之一。
For conifers which do not form an abscission layer at the base of the cone, shakers have been partially or completely unsuccessful.
对于球果基部不能形成脱离层的针叶树，摇树机的作用不大，或者完全不起作用。