英语词汇“self-closing device”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	self-closing device
释义	self-closing device closing device, automatic closing device, self-closing device 1.A mechanism designed to ensure that an open fire door will close and latch in the event of a fire. 2. A device which ensures that a door will return to its closed position after being opened.
随便看	a double taker a double-taker a double whammy a doubt a doubting thomas a dough head a dough-head adoumaoua massif adour adour river adov adow adowa adowlie adowly a down adown a down and out a down and outer a down-and-outer a downer adox adoxa adoxa moschatellina adoxography

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self-closing device