back work

• n. 辅助工作

back work的用法和样例：

例句

用作名词 (n.)

1. Article254 Delegation of Ancillary Task by Hiree The hiree may delegate any ancillary task of the hired work to a third person for completion.
   第二百五十四条承揽人可以将其承揽的辅助工作交由第三人完成。