Operator hierachy
[电] 算子阶组
🧩 词语组成解析
🗣️ 情景例句
An oil tanker ran aground and lost about 15,000 gallons of gas into the sea.
一般油轮搁浅，把 15000 加仑油倾泻在海里了。
I don't know how I can thank you enough.
我不知道怎样谢您才好。
I certainly will.
一定的。