Preamplification
前置放大
🗣️ 情景例句
It's about the size of the United States, but it has a population of only 16.5 million.
它和美国一般大，但人口却只有一千六百五十万。
I owe you one.
我欠你一个人情。
The cloud will lift quite quickly.
云很快就会消散的。