第一句：I'm afraid I'm going to be sick.

恐怕我要吐了。

A: Are you all right? You don't look very well.

你还好吗?你看起来不太舒服。

B: I'm afraid I'm going to be sick.

恐怕我要吐了。

第二句：You look pale. Are you seasick?

你脸色不太好，是不是晕船?

A: You look pale. Are you seasick?

你脸色不太好，是不是晕船?

B: Yes. I don't feel well.

是的，我感觉不太舒服。

A: I have some tables for seasickness.

我有止晕药片。

若是看到别人不舒服的话可以用：

Are you all right? 或者 Are you OK? 意思是“你还好吗?”

有关晕船的英文表达法是：I feel a little seasick. 我有点晕船。