Kalium
n. 钾\\n[医] 钾(19号元素)
🗣️ 情景例句
Believe me, I won't.
放心， 我不会的。
A match will set fire to a large building.
星星之火，可以燎原。
In less than a minute, it roared past them only a few feet away.
不到1分钟的工夫，它从离他们只有几英尺远的地方呼啸着驶了过去。