Machmeter
n. 马赫计
🗣️ 情景例句
If you want to go sightseeing, a ferry trip is usually pretty cheap.
如果你想观光，坐船通常是比较便宜的。
Every cook praises his own broth.
自吹自擂。
It was the first joy I had known for years.
我豁然开朗了。这是我多年来第一次感到高兴的事了。