Hsab
[化] 软硬酸碱
🗣️ 情景例句
there will be a surprise.
会有一项让你惊喜的事。
She served a flavorous stew to her friends.
她招待朋友香喷喷的炖肉。
Do you think there is something wrong with the contract?
你认为合同有问题吗？