✅ 同义词
🗣️ 情景例句
The way people act in private is often quite different to how they act when in public.
人们私下的行为跟公共场合的行为是截然不同的。
How long?
多长？
Since that time, racing drivers have reached speeds over 600 miles an hour.
从那时以来，赛车选手已达到每小时600英里的速度。