Alkalis
n. 碱质, 碱金属
🗣️ 情景例句
I happened to over hear what he said.
我碰巧听到了他所说的话。
And our successful techniques, and to speak about our failures.
和成功技巧，并讲出我们的失败之处。
My nephew, George, has a money box but it is always empty.
我的外甥乔治有一个储蓄罐，但总是空空的。