相关单词近義詞 flexor muscle 屈肌反義詞extensor, 伸肌臨近詞flex, flexiback, flex hook, Flexazone, flex time, flexamine, Flexichoc, flex wing, flexitime, flex test, flexifeed相似詞flexion, flexitarian, flexitime, flexography, flexure, flibbertigibbet, flick, flick factor, 返回 flexor