Is there an organic difference that explains why some people get seasick and others don't or is it all in the mind?
有些人晕船而另一些人不晕船，这是因为体质差异的原因呢还是心理差异的原因？
He get seasick every time he crosse the channel.
他每次渡英吉利海峡时都晕船。
The sea is rough and half the passengers are seasick.
海面波涛汹涌，半数旅客晕船。
