名词
中文翻译：支座
同义词：
['support', 'rester', 'brace']
例句：
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1. The engineer designed the bridgeto be a U-abutmentfor stability.
工程师设计这座桥为U型支座以保持稳定。
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2. Theconstruction of the new roadrequired the installation of several U-abutments.
新路的建设需要安装几个U型支座。
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3. Theweight of the heavy equipment was supported bythe sturdy U-abutments.
重型设备的重压由坚固的U型支座支撑。