BT

例句：

1. 1.By the way, have you heard about the new restaurant in town?
   顺便说一下，你听说过城里新开的那家餐厅吗？
2. 2.By the way, I'm planning to go hiking this weekend.
   顺便说一下，我计划这个周末去徒步。
3. 3.By the way, do you know what happened to John?
   顺便说一下，你知道约翰发生了什么事吗？