perspiration / sweat / CL:滴[di1],頭|头[tou2],身[shen1] / to be speechless (out of helplessness, embarrassment etc) (Internet slang used as an interjection)
hair / feather / down / wool / mildew / mold / coarse or semifinished / young / raw / careless / unthinking / nervous / scared / (of currency) to devalue or depreciate / classifier for Chinese fractional monetary unit ( = 角[jiao3] , = one-tenth of a yuan or 10 fen 分[fen1])
lit. a hair plucked from (person A) would be thicker than (person B)'s waist (idiom) / fig. A is far richer (or more powerful) than B / (used in a pattern such as A拔根汗毛比B的腰粗[A ba2 gen1 han4 mao2 bi3 B de5 yao1 cu1])