/səˈprɛs/
~ sth (usually disapproving) (of a government, ruler, etc. 政府、统治者等) to put an end, often by force, to a group or an activity that is believed to threaten authority 镇压;(武力)平定;压制 SYN quash
The rebellion was brutally suppressed.
叛乱遭到了残酷的镇压。

~ sth (usually disapproving) to prevent sth from being published or made known 禁止(发表);查禁;封锁
The police were accused of suppressing vital evidence.
警方被指隐瞒关键证据。

~ sth to prevent yourself from having or expressing a feeling or an emotion 抑制;控制;忍住
to suppress a smile
忍住不笑
She was unable to suppress her anger.
她按捺不住怒火。

~ sth to prevent sth from growing, developing or continuing 压制;阻止;抑制
drugs that suppress the appetite
抑制食欲的药