弯曲 (wānqū) is an adjective meaning "bent," "curved," or "crooked." It describes the physical shape of something that is not straight, such as a bent finger, a winding road, or a curved line.
这条山路又窄又弯曲,开车要小心。
Zhè tiáo shānlù yòu zhǎi yòu wānqū, kāichē yào xiǎoxīn.
This mountain road is narrow and winding; you need to drive carefully.
她用弯曲的树枝做了一个小装饰品。
Tā yòng wānqū de shùzhī zuò le yí gè xiǎo zhuāngshìpǐn.
She made a small ornament out of a curved tree branch.
河流在山谷中弯曲地流过。
Héliú zài shāngǔ zhōng wānqū de liúguò.
The river winds its way through the valley.