Oil it regularly to prevent rust.

定期给它上油以免生锈。

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Due to the high water content of oil, we must pay attention to prevent rust.

由于油中含水量较高，必须注意防止设备生锈。

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Due to the high water content of oil, we must pay attention to prevent rust.

由于油中含水量较高，必须注意防止设备生锈。

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