1 system

2 to control

3 to regulate

4 variant: 制 zhì

1 system (e.g. political, adminstrative etc)

2 institution

3 classifier: 个 gè

1 custom-made

2 made-to-order

3 to have something custom made

1 system for identifying users (on a rail network, the Internet etc)

1 to inhibit

2 to keep down

3 to suppress

1 The higher ups have policies while the lower downs have their own ways of getting around them. (idiom)

1 to use an opponent's own methods to obtain retribution (idiom, from Song dynasty neo-Confucianist Zhu Xi 朱熹); to get revenge by playing sb back at his own game

2 to give sb a taste of his own medicine

1 to use foreigners to subdue foreigners (idiom); let the barbarians fight it out among themselves (traditional policy of successive dynasties)

2 Use Western science and technology to counter imperialist encroachment. (late Qing modernizing slogan)

1 to gain the initiative by striking first (idiom); to preempt

2 to anticipate

3 preemptive

1 honest and industrious government functionaries (idiom)