Deltation
三角翼, 三角洲化, 三角洲形成作用
🗣️ 情景例句
These knives are guaranteed never to go blunt.
这些刀保证不会变钝。
Maybe they're farmers.
他们可能是农民。
He always took off his shoes and threw them on the floor.
他总是脱下鞋子，把它们丢在地板上。