fill-inn.

英 'filin | 美

中文n. 代替者；补充物\nadj. 临时填补的

代替者；补充物

adj. 临时填补的

词根词源

fill-in (n.)"substitute," 1918 (as an adjective, 1916), from verbal phrase; see fill (v.), in (adv.). Earlier as a noun was fill-up (1811).

关键词

fill-in