Hemitrisulfide
三硫化二物
🗣️ 情景例句
Well, we're not sure we can afford one.
嗯 我们还不知道是不是负担得起。
Three times a week I have to walk all the way to the gym for my Phys Ed class.
一周有三次，我为了参加体育课而必须走路到体育馆。
Now she's holding it for Jim. Jim is climbing up the ladder.
现在她在给吉姆扶着梯子。吉姆正在爬上梯子。