英语翻译What`s this?I want to know the meaning of it.Please spea

英语翻译What`s this?I want to know the meaning of it.Please spea I don't know ____ A what's the meaning of this word B what d what's the meaning of this sentence below?please. i don't want to know what it's been. i want to know what it 英语翻译F:You said CAD just now.What's the meaning of CAD?J:It i what's the meaning of this sentence what's the meaning of this word ? what's the meaning of this sentence? what's the meaning of this what's the meaning of this name? what's the meaning of this one what's the meaning of this setence :"It is the nest of the h