名词
中文翻译：Unknown
同义词：
['engineers', 'mechanics例句：1. The mechanics of the machine were complex and required special knowledge.（这台机器的工作原理复杂，需要特殊的知识。）']
例句：
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1. The mechanics of the machine were complex and required special knowledge.
这台机器的工作原理复杂，需要特殊的知识。
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2.He was a skilled mechanic who could fix most cars.
他是一个熟练的机械师，可以修大多数汽车。
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3. Mechanics are often called upon to repair or maintain machinery.
机械师经常被要求修理或维护机械设备。