Ramjet
n. 冲压式喷气发动机
🗣️ 情景例句
Do you like white or colored pearls?
你喜欢白的或彩色的珍珠吗？
I buy some food on my way home.
我回家路上买些吃的。
there is no evidence that the total amount of activity is any less.
但没有迹象表明，其活动总量有任何减少。