Hsab
[化] 软硬酸碱
🗣️ 情景例句
As far as English is concerned, he is second to none.
就英语来说，没有人能够比得上他。
Please don't get angry at me.
请不要生我的气。
Why don't you come a little earlier? About a quarter to.OK?
45分左右来，好吗？