D-amylbromide
[化] 光活性溴戊烷
🗣️ 情景例句
My name is Richard Stewart.
我的名字是Richard Stewart。
Good words without deeds are rushes and reeds.
光说好话而不见行动，一文不值。
That's right. Catch a cold is something you do; have a cold is something you have.
对。“伤风”是你所做的事情；而“患感冒”则是你所经历的事情。