Applicants will be expected to have (a) good command of English.

申请人必须精通英语。

《牛津词典》

It should be emphasized that applicants for this position should have a good command of English.

需要强调的是，此岗位的申请者应精通英语。

youdao

We should have a good command of large vocabulary.

我们应该掌握大量词汇。

youdao