it is expedient that meaning in English
应……
Examples
- It is expedient that he should go away at once !
他最好还是立刻走掉。 - It is expedient that he should go .
他最好还是走。 - If some among them are innocent , it is expedient that they should be assayed like gold in the furnace and purged by proper judicial examination
如果他们当中有人是清白的，最好的证明方法是让他们经历金子在熔炉中那般的检验，并经过彻底的公正审查。