cast doubt upon

• vt. 怀疑

cast doubt upon的用法和样例：

例句

用作及物动词 (vt.)

1. I doubt the propriety of such a remark.
   我怀疑这样的话是否得体。
2. There is no reason to doubt of his honesty.
   没有理由怀疑他的诚实。