这段曲折的改革历程证明,制度创新从来不是一蹴而就的。Zhè duàn qūzhé de gǎigé lìchéng zhèngmíng, zhìdù chuàngxīn cónglái bú shì yícù'érjiù de.This tortuous reform process proves that institutional innovation is never achieved overnight.
山间的道路十分曲折,开车要格外小心。Shānjiān de dàolù shífēn qūzhé, kāichē yào géwài xiǎoxīn.The road through the mountains is very winding; drive with extra care.
他们经过一段曲折的感情,终于走到了一起。Tāmen jīngguò yí duàn qūzhé de gǎnqíng, zhōngyú zǒudàole yìqǐ.After a complicated period in their relationship, they finally got together.