Selfpropelled
自行的
🗣️ 情景例句
And we're bringing the ketchup, mustard, relish--all that stuff.
我们还要带蕃茄酱， 芥末， 调味酱 ，诸如此类的东西。
The first step is as good as half over.
第一步的成功等于事情的一半已完成。
There is some difference between the twins.
这对双胞胎有点儿不一样。