Pellidon
多孔聚酰胺膜
🗣️ 情景例句
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你确定？
The shore man is carrying a heavy load.
码头工人在搬运沉重的东西。
The hardened professional smuggler, on the other hand, is never troubled by such feelings, even if he has five hundred gold watches hidden in his suitcase.
而老练的职业走私犯却使手提箱里藏着500只金表，却也处之泰然。