Silanol
硅烷醇
🗣️ 情景例句
We usually accept payment by irrevocable L C payable against shiping documents.
我们一般用不可撤销信用证，凭装运单据结汇付款方式。
What do you want?
你想要什么？
Do you think people are a company's greatest wealth?
你认为人是公司最大的财富吗？