Ramjet
n. 冲压式喷气发动机
🗣️ 情景例句
Lacks enthusiasm, passive and indifferent.
卸乏热情，不主动且态度冷淡。
She hates boxing.
她讨厌拳击。
The temperature will stay above zero in the day-time, but at night it will fall below zero again.
白天气温保持在零度以上，但夜间仍会降至零下。