that is to say
US /ðæt ɪz tə seɪ/
UK /ðæt ɪz tə seɪ/

短语
1.
也就是说, 换句话说
used to introduce a clarification or explanation of a preceding statement
示例:
•
He is a polyglot, that is to say, he speaks many languages.
他是一个多语种者,也就是说,他会说多种语言。
•
The event is scheduled for next Tuesday, that is to say, October 26th.
活动定于下周二,也就是说,10月26日。
在 Lingoland 学习这个单词