He had to go through this process twice a week. Until he found something better, it was his first line of defense.

这事他每周都要做两次。在找到更好的方法以前，这是他最好的第一防线。

youdao

He had to go through this process twice a week. Until he found something better, it was his first line of defense.

这事他每周都要做两次。在找到更好的方法以前，这是他最好的第一防线。

youdao