強相互作用

strong interaction (in particle physics) / strong force

surname Qiang

stubborn / unyielding

strong / powerful / better / slightly more than / vigorous / violent / best in their category, e.g. see 百強|百强[bai3 qiang2]

to force / to compel / to strive / to make an effort

each other / one another / mutually / fret on the neck of a pipa 琵琶[pi2 pa5] (a fret on the soundboard is called a 品[pin3])

appearance / portrait / picture / government minister / (physics) phase / (literary) to appraise (esp. by scrutinizing physical features) / to read sb's fortune (by physiognomy, palmistry etc)

each other / mutual

mutual

worker / workshop / (slang) troublesome / high-maintenance (person)

to do; to engage in / to write; to compose / to pretend; to feign / to regard as; to consider to be / to be; to act the part of / to feel (itchy, nauseous etc) / writings; works

to interact / interaction / interplay

to act on / to affect / action / function / activity / impact / result / effect / purpose / intent / (suffix) -ation, -tion etc, as in 抑制作用[yi4 zhi4 zuo4 yong4], inhibition

to use / to employ / to have to / to eat or drink / expense or outlay / usefulness / hence / therefore