Pulsejet
engine[空]脉冲式喷气发动机
🗣️ 情景例句
Give him a call.
打个电话给他。
I am afraid I will not be able to accompany you.
我恐怕无法跟你在一起了。
good-tempered elephant who will give many years of loyal service.
脾气温顺、能忠实为人服务多年的大象。