Eupittonic acid
[化] 优皮酮酸; 六甲金精
🧩 词语组成解析
🗣️ 情景例句
Good-bye.
再见。
Where can I get my baggage?
我到哪里去拿我的行李呢？
He was just falling asleep when there was a loud knock at the door.
他刚要入睡，就有人很响地敲门。