Saltpeter
n. 硝石, 硝酸钾, 硝酸钠\\n[化] 硝石
✅ 同义词
🗣️ 情景例句
Tom's about to open the doors. Tom
准备要开门了。
What a disappointment.
真是失望透顶。
She then immediately spelled the word j-u-m-p for me.
紧接着，她又为我拼写j-u-m-p这个单词。