past and past participle of
SPEND.
SPEND的过去式和过去分词。
adjective
1having been used and unable to be used again
用过的; 失去效能的：
a spent matchstick.
一支划过的火柴棒。
1.1having no power or energy left
耗尽的, 精疲力竭的：
the movement has become a spent force.
这场运动势头已尽, 再无作为了。