一、详细释义：
adj.
狭窄的
困难的，窘迫的，苦恼的
n.
海峡 [C]
例句：
An estimated 1600 vessels pass through the strait annually.
估计每年有1,600 艘船通过该海峡。
例句：
We will transit the strait at night.
我们将在夜间通过那个海峡。
窘迫，困境；危难
例句：
If we had a child, we'd be in really dire straits.
假如我们有了小孩，我们会真正陷入困境。
例句：
The company's closure has left many small businessmen in desperate financial straits.
该公司的倒闭让很多小商人陷入了经济困境。
二、词义辨析：
channel,strait
这两个名词均含“海峡”之意。channel指比strait长而宽的海峡。strait指短而窄的海峡。常用复数形式但作单数用。
三、相关短语：
bering strait
n.白令海峡(西伯利亚和阿拉斯加间的海峡)
torres strait
托雷斯海峡(在澳大利亚同伊里安岛之间)
四、参考例句：
We will transit the strait at night.
我们将在夜间通过那个海峡。
The strait was named after its discoverer.
这个海峡是以它的发现者命名的。
The Bering Strait separates Asia from America.
白令海峡隔开了亚洲和美洲。
The explorer crossed the strait by boat.
探险家乘小船横渡这个海峡。
An estimated 1600 vessels pass through the strait annually.
估计每年有1,600 艘船通过该海峡。
The ship passed through the strait between two islands.
船从两岛之间的海峡穿过。
Would could happen if the strait is closed?
如果海峡关闭，将会发生怎样的事情呢？
The Bering Strait parts North America from Asia.
白令海峡把北美洲和亚洲分开。
The people on both sides of the Taiwan Strait are one family.
两岸是手足同胞，一家人，此话可以说常讲常新。
China-Russia plus America line' would run for 13,000km across Siberia and pass under Bering Strait through 200km tunnel.
这条“中俄加美高铁”全程1。3万公里，途径西伯利亚、并穿过白令海峡200公里的海底隧道。