Jetpack
喷气发动机组件
🗣️ 情景例句
I'm glad I ran into you. Where have you been hiding lately?
我很高兴碰见你，你躲到哪里去了？
A discontented man knows not where to sit easy.
不满足者坐无宁时。
For them the working hours are never long enough.
对他们来说，工作时间总不会太长，