Shíjiān dào.

时间到！

Time's up.

Notes:

时间(shíjiān): time

到(dào): to arrive, to reach

Example:

A：时间到！

     Shíjiān dào.

     Time's up.

B：可恶。

     kěwù！

     Damn it.

Level:　★★☆☆☆