Arithmetic difference
[计] 算术差
🧩 词语组成解析
🗣️ 情景例句
Why don't we take a walk down to the river?
我们何不一路散步到河边去呢？
We have adopted much more flexible methods in our dealings.
我们在具体操作方法上灵活多了。
A sound made by tapping on the hull of a ship will be reflected from the sea bottom,
敲打船体所发了的声音会从海底传回来，