strained的词源

英文词源

restrained (adj.)

"repressed, kept under control," 1570s, past participle adjective from restrain.

unconstrained (adj.)

1640s, from un- (1) "not" + past participle of constrain (v.). Related: Unconstrainedly.

unrestrained (adj.)

1580s, from un- (1) "not" + past participle of restrain (v.). Related: Unrestrainedly.

中文词源

strained：紧张的，神色不宁的

strain,压力，受压，-ed,形容词后缀。

该词的英语词源请访问找单词词源英文版：strained 词源，strained 含义。