Koalmobile
自行式井下无轨矿车
🗣️ 情景例句
You can't expect to learn a foreign language in a week.
别指望一个星期就能学会一门外语。
Two dogs over one bone seldom agree.
两狗啃一骨，相持难服输。
I live near an airport and passing planes can be heard night and day.
我住在一个机场附近，过往飞机日夜不绝于耳。