at work on

• 从事于

at work on的用法和样例：

例句

1. Artaxerxes continued building work at Persepolis.
   阿塔薜西斯继承在波斯波利斯从事于建造。
2. And we have been engaging with China on world development goals.
   而且我们正与中国从事于世界发展目标的工作。