Barrier polymer
[化] 阻透聚合物
🧩 词语组成解析
🗣️ 情景例句
which I could continue at home.
可以在家中继续从事。
You'll fall, if you don't take care.
你不专心的话，就会跌倒。
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。