thumb a ride; hitchhike; be a free rider 中國沒有坐享其成，只取不予地 “～”，而是一直在發(fā)揮負(fù)責(zé)任大國的建設(shè)性作用。China is not a “free rider”enjoying benefits without doing anything.On the contrary,it has been playing a constructive role as a responsible major country.