Polysulfide treating
[机] 聚硫化物处理
🧩 词语组成解析
[化] 多硫化物\\n[医] 多硫化物
[机] 处理
🗣️ 情景例句
We've always lived in this area.
我们一直住在这个地区。
Honours change manners.
荣誉能改变人的礼貌。
Two of his assistants had been working busily since eight o'clock and had only just finished.
他手下两名店员从早上8点就开始忙碌，这时刚刚布置完毕。