overtax

vt. 负担过度（过去式overtaxed，过去分词overtaxed，现在分词overtaxing，第三人称单数overtaxes，名词overtaxation）；[税收] 课税过重；使工作过度

中文词源

overtax 课税过重

over-,超过，过度，tax,税收，收税。

overtax (v.): 1640s, "to demand too much of," from over- + tax (v.). Related: Overtaxed; overtaxing.

1、over- "too much, above normal" + tax.

2. A good coach has to make sure not overtax his star players.: 一名优秀的教练要知道如何保证不让自己的明星球员体能负荷过重.