Caseanic acid
[化] 酪烷酸\\n[医] 酪烷酸
🧩 词语组成解析
🗣️ 情景例句
Are you sending it by regular or by speed?
你要寄平信还是快递？
Open your book,please.
请把书打开。
The distinction of our product is its light weight.
我们产品的特点就是它很轻。