外国人英语怎么写复数

foreigner n. 外地人，外国人，复数是foreigners。

例句

This was a forbidden area for foreigners.

这是一个禁止外国人入内的地区。

Distrust of foreigners can shade into racism.

对外国人的不信任可能逐渐演变成种族主义。

He confirmed that the city had been closed to foreigners, but gave no reason why.

他证实这座城市已经禁止外国人进入，但没有给出原因。

For foreigners, it\'s hard to memorize them.

对于外国人来说，很难记住它们。

Nowadays, lots of foreigners are learning Chinese.

现在，很多外国人都在学中文。