Stearidonic acid
[医] 十八碳四烯酸
🧩 词语组成解析
🗣️ 情景例句
Then monthly rent is $650, with a $300 security deposit.
月租是 650 美元，再加上 300 美元押金。
Please turn in your paper before leaving.
请在离开前将论文交上。
He struck his attacker on the ear.
他打了那个攻击者一耳光。