Pyruvaldehyde
丙酮醛
🗣️ 情景例句
Good morning.
早安。
I told you, my mom could beat your pop.
告诉你，我妈要把你爸揍一顿。
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。