Dimethylphenanthrene
[医] 二甲菲
🗣️ 情景例句
Good morning, Sam.
早安， Sam。
I don't think it's four o'clock yet.
我认为现在还不到四点。
To make matters worse, the room is rather small, so I have temporarily put my books on the floor.
更糟糕的是房间还非常小，所以我暂时把书放在了地板上。