Previscan
[化] 氟茚二酮
🗣️ 情景例句
First you must find out the clause of the quality problems and furnish sufficient evidence.
首先你的查查有关质量问题的条款，并提供足够的证据。
That will be eighteen dollars and seventy-five cents.
那是18美元75分。
That's a great idea!
好主意！