A screen door spring.

纱门上的弹簧。

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Because "year" was afraid of the red and fire, so the Chinese will hang on the door "Spring Festival couplets" write good wishes, and set off firecrackers to drive away the it.

因为“年”害怕红色和火，所以中国人会在门上悬挂“春联”写上美好祝福，并放鞭炮来赶跑它。

youdao

Because "year" was afraid of the red and fire, so the Chinese will hang on the door "Spring Festival couplets" write good wishes, and set off firecrackers to drive away the it.

因为“年”害怕红色和火，所以中国人会在门上悬挂“春联”写上美好祝福，并放鞭炮来赶跑它。

youdao