Ammoniogen
生氨剂
🗣️ 情景例句
You're kidding!
在开玩笑！
Will you please measure this window to see how wide it is?
请您测量这扇窗户看它有多宽？
It was warm last Sunday, so I went and sat on the river bank as usual.
上星期日天气很暖和。于是我和往常一样，又去河边坐着。