that is to say片語

片語

1. 1

   也就是說、換句話說、即

   The office is closed on public holidays, that is to say, about ten days a year.

   辦公室在公共假日休息，也就是說一年大約有十天。

2. 2

   更確切地說、嚴格來說用於補充修正

   He agreed to help, that is to say, he agreed to think about it.

   他答應幫忙，更確切地說，他只是答應考慮一下。