急動的,突變的
Choppy \Chop"py\, a. [Cf. {Chappy}.]
1. Full of cracks. ``Choppy finger.'' --Shak.
2. [Cf. {Chop} a change.] Rough, with short, tumultuous
waves; as, a choppy sea.
choppy
adj : rough with small waves; "choppy seas"
[also: {choppiest}, {choppier}]