名词
中文翻译：被困的表面
同义词：
['enclosed surface', 'confined surface']
例句：
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1.The engineer found a trapped surface in the tunnel.
工程师在隧道里发现了一个被困的表面。
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2. The team was trapped on the surface of the lake for hours.
团队在湖面上被困了几个小时。
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3. The car was trapped under the fallen tree and couldn't be moved until help arrived.
汽车被倒下的树困住了，直到救援到来才被移走。