self closing fire door造句

"self closing fire door"是什么意思

造句与例句手机版

Self closing fire door
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It's difficult to see self closing fire door in a sentence. 用self closing fire door造句挺难的

相邻词汇

用"self cleaving"造句, 用"self clocking"造句, 用"self closing"造句, 用"self closing device"造句, 用"self closing faucet"造句, 用"self closing valve"造句, 用"self cognition"造句, 用"self collision"造句, 用"self color"造句,

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