He was very prone to seasickness and already felt queasy.

他很容易晕船，此时已经感到恶心了。

《柯林斯英汉双解大词典》

It delves into everything from seasickness, jet lag and the hazards of camels to malaria and plague.

它探究了从晕船、时差和骆驼的危害到疟疾和瘟疫的一切。

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I have some tablets for seasickness.

我有止晕药片。

youdao

We had to take one scientist back with terrible seasickness, which left him dehydrated and needing hospital treatment.

CNN: Could volcanic eruptions signal boom time for ocean life?

Boats are not for people who are prone to seasickness or fear spiders.

FORBES: Playing the Float

In particularly rough seas during the cruise, Michele-Marie says that everyone was falling over and suffering from seasickness apart from her.

BBC: Holiday cruise left woman feeling permanently seasick