Scramjet
n. 超音速燃烧冲压喷气发动机
🗣️ 情景例句
We've got lots of ice cream.
我们有很多冰淇淋。
I get to my office at 10:30.
十点半到办公室。
The time I spent at exercises gradually diminished.
我花在锻炼上的时间逐渐减少，