挺身而出 - ChineseDict

ting3

挺

shen1

身

er2

而

chu1

出

chengyu

挺 (挺): straight; erect; to stick out (a part of the body); to (physically) straighten up; to support; to withstand; outstanding; (coll.) quite; very; classifier for machine guns
身 (身): body; life; oneself; personally; one's morality and conduct; the main part of a structure or body; pregnant; classifier for sets of clothes: suit, twinset; Kangxi radical 158
而 (而): and; as well as; and so; but (not); yet (not); (indicates causal relation); (indicates change of state); (indicates contrast)
出 (出): to go out; to come out; to arise; to occur; to produce; to yield; to go beyond; to exceed; (used after a verb to indicate an outward direction or a positive result); classifier for dramas, plays, operas etc

Examples