It's a legitimate action.
這是合理的行動(dòng)

It discriminates against foreigners in China.
這使在華外國(guó)人受到排擠

It’s reasonable but somewhat excessive.
有一定的合理性但是有些過(guò)頭

It will make no difference.
沒(méi)什么用處

No opinion.
沒(méi)意見(jiàn)