come into effect有奏效的意思吗

有，中文意思是，奏效，开始生效；开始实施

When does the new timetable come into effect?

新的时刻表什么时候实行？

The new law will come into effect next month.

这部新法律将于下个月生效。

New controls come into effect next month.

下月开始实施新的管制措施。