Deltation
三角翼, 三角洲化, 三角洲形成作用
🗣️ 情景例句
I'm glad if you are, Harry.
假如你很确定， 我就高兴， Harry。
Car manufacturers must be very uneasy now.
现在汽车制造厂商们无疑都非常不安。
The river which forms the eastern boundary of our farm has always played an important part in our lives.
形成我们农场东部边界的一条河流一直在我们生活中发挥着重要作用。