I need time to get my wind back after that run.

　　我跑過之后需要時間喘口氣。

　　I could come next week, or the week after.

　　我可能下周來，或者再下一周。

　　The first 24 hours after the operation are the most critical.

　　病人手術(shù)后頭24小時是最危險的。

　　An accurate diagnosis was made after a series of tests.

　　準確的診斷是在一系列的檢查后作出的。