a. 情绪不好的, 阴郁的, 脾气坏的, 易发火的

[ adj ]
brusque and surly and forbidding
<adj.all>
crusty remarksa crusty old man
his curmudgeonly temper
gruff manner
a gruff reply

ill-humored \ill-humored\ ill-humoured \ill-humoured\adj.
ill-natured; having a sour, disagreeable, or surly
disposition. Opposite of {good-natured}.

Syn: crusty, curmudgeonly, gruff.
[WordNet 1.5 +PJC]