Acethydrazide
乙酰肼
🗣️ 情景例句
to ask Dad to sign as a guarantor.
请爸爸当担保人为我签字。
Altogether it will take ten days to make the trip.
完成旅行将花10天。
The weather was very cold, and many people were ill.
天气非常冷，很多人生了病。