Losing foliage or leaves every year; not evergreen.

【植】落叶性的；非常绿的。

Falling off at certain seasons, as antlers, wings of certain insects, etc.

定期脱落的(如鹿角、昆虫的翅膀等)。

Shedding at a certain stage, as milk teeth.

在某时期脱落的(如乳牙)。