coincide

The publication of the book was timed to coincide with the author's 80th birthday.

(Chinese) 这本书的出版时间定在与作者80岁生日同一天。

It is fortunate that our vacation plans coincide, so we can travel together.

(Chinese) 很幸运我们的度假计划一致，所以我们可以一起旅行。