Oxypyroracemic acid
[化] 羟基丙酮酸
🧩 词语组成解析
🗣️ 情景例句
They mentioned you as a good source of information.
他们说你消息灵通。
The weakest goes to the wall.
适者生存。
I'm very sorry. Usually I'm very careful. I have never lost a book before. It won't happen again.
“很对不起。通常我是非常小心的。我以前从来没有丢过书。这样的事不会再发生了。”