passengers是可數(shù)的，因為passenger的名詞復(fù)數(shù)形式，所以passengers是可數(shù)的。

passengers

[?p?sind??z]

n.

乘客( passenger的名詞復(fù)數(shù) )；旅客；白吃飯的人；閑散人員

雙語例句：

The passengers went through immigration control and collected their baggage.

旅客通過入境檢查后領(lǐng)取了自己的行李。

Normally, the transportation system in Paris carries 950,000 passengers a day.

正常情況下，巴黎的交通系統(tǒng)每天運送95萬乘客。