英文词源
- protract (v.)
- 1530s, a back-formation from protraction and in part from Latin protractus, past participle of protrahere "to draw forth, prolong." Etymologically identical with portray, which was altered in French. Related: Protracted; protracting.
中文词源
词根词缀： pro-前 + -tract-拉 → 往前拉
该词的英语词源请访问趣词词源英文版：protract 词源，protract 含义。
pro-,向前，-tract,拉，词源同draw,tractor.
