do not

(idiom) to kill on sight (without fear of prosecution)

by no means

please do not disturb

forget-me-not, genus Myosotis (botany)

see 不求人[bu4 qiu2 ren2]

(Internet slang) if you don't like it, don't flame; please don't attack me if you disagree

(Internet slang) don't call on me; don't drag me in

Never forget national humiliation, refers to Mukden railway incident of 18th September 1931 九一八事變|九一八事变 and subsequent Japanese annexation of Manchuria

(Internet slang) it's nothing, there's no need to compliment

(idiom) to put (an issue) to one side for the moment

(of one's political views) to prefer left rather than right (idiom during the Cultural Revolution)

same as 寧缺毋濫|宁缺毋滥[ning4 que1 wu2 lan4]

variant of 少安毋躁[shao3 an1 wu2 zao4]

No smoking; Please do not smoke

serious inquiries only

(idiom) don't say you haven't been forewarned (threat used by the PRC in international diplomacy)

don't forget your friends when you become rich

What you don't want done to you, don't do to others. (idiom, from the Confucian analects); Do as you would be done by.; Do not do to others what you would not have them do to you.