Salnatron
粗碳酸钠
🗣️ 情景例句
I'm glad you like it.
我很高兴你们喜欢。
Whose book is this?
这是谁的书？
As soon as this was done, they cooked a meal over an open fire.
这件事刚刚做完，他们就在篝火上烧起了饭。