名词中文翻译1
中文翻译：Unknown
同义词：
['main parts', 'essential parts', "primary components例句：1. The car's principal parts are the engine and the wheels.（汽车的主要部件是发动机和车轮。）"]
例句：
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1. The car's principal parts are the engine and the wheels.
汽车的主要部件是发动机和车轮。
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2.The new machine has several main parts that need to be assembled together.
新机器有几个主要部件需要组装在一起。
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3. The construction of a bridge involves many principal parts, each with its own function.
建造一座桥涉及许多主要部件，每个都有其功能。