仰卧起坐 (仰臥起坐) yǎngwò qǐzuò

yǎngwò qǐzuò noun sit-up; curl-up
Domain: Modern Chinese 现代汉语 , Subdomain: Physical Exercise , Concept:
Notes: (CC-CEDICT '仰臥起坐'; Wikipedia '仰臥起坐')