integument

名词 integument:

1. an outer protective covering such as the skin of an animal or a cuticle or seed coat or rind or shell

in.teg.u.ment

n.（名词）
A natural outer covering or coat, such as the skin of an animal or the membrane enclosing an organ.
覆盖物：天然覆盖物，如动物的皮毛或包裹器官的膜
Botany The envelope of an ovule.
【植物学】 珠被：胚珠的外皮

来源：
Latin integumentum
拉丁语 integumentum
from integere [to cover]
源自 integere [覆盖]
in- [on] * see in- 2
in- [在…上] *参见 in-2
tegere [to cover] * see (s)teg-
tegere [去覆盖] *参见 (s)teg-

【引伸】
integ.umen.tary