Nemotinic acid
[医] 尼莫汀酸
🧩 词语组成解析
🗣️ 情景例句
Don't be such a grouch.
不要总是牢骚满腹。
Be slow in choosing a friend; slower in changing.
选择朋友要审慎，摒弃更要审又慎。
That's not allowed. Once you are in here, listen to your teacher.
那是不允许的。一旦进来了，你们要听老师的话。