Sfpd
abbr. self-propelled 自动推进的
🗣️ 情景例句
The best man always keeps the rings.
男傧相总是保管戒指的。
If you're hungry, we can eat dinner now.
如果你饿了，我们现在就去吃饭。
and it is only in the seas and rivers, and sometimes lakes, where mud and sit have been continuously deposited,
所以只有在泥沙不停淤积的海洋和江河里，有时在湖泊里，