Dextromethorphan
[医] 右甲吗南, 右旋甲氧甲基吗啡喃(镇咳药)
🗣️ 情景例句
OK.
好。
He will always be a slave who knows not how to earn and save.
不懂挣钱和积财，只能永远当奴才。
She sang perfectly in the hall last night.
她昨晚在大厅唱得非常好。