Adequate space for the safe and efficient working of the machinery is necessary.
提供足够的空间用于机械的安全和高效率的运作是必要的。
He broke some rule of working the machinery.
他违反了机器的操作规程。
The old man has always liked working with machinery.
那位老人总是喜欢与机器打交道。
The old man has always liked working with machinery.
那位老人总是喜欢与机器打交道。
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