Other event handlers include connect, end, timeout, drain, error, and close.

其他的事件处理器包括connect、end、timeout、drain、error和close。

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Students check the automatic drain valve of the front end of the valve is open.

检查自动排水阀前端之球阀是否打开。

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Your goal is to drain the lot by the end of the day.

你的目标就是在这一天结束的时候将这些水喝完。

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Your goal is to drain the lot by the end of the day.

你的目标就是在这一天结束的时候将这些水喝完。

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