近义词:
				
				义不容辞、奋不顾身、勇往直前
				
			| 义不容辞 | 义不容辞 yìbùróngcí [one's sense of honour makes it impossible to refuse;have a bounden duty] 为了道义、大局,不能推辞 | 
| 奋不顾身 | 奋不顾身 fènbùgùshēn [dash ahead regardless of one's safety;be daring regardless of personal danger] 勇往直前,不顾惜自身安危 常思奋不顾身,以殉国家之急。——汉· 司马迁《报任少卿书》 | 
| 勇往直前 | 勇往直前 yǒngwǎng-zhíqián [strike bravely forward;go ahead boldly;advance courageously] 毫无畏惧地一直向前 从俱摩拳擦掌,个个勇往直前。——《封神演义》 | 
反义词:
				
				瞻前顾后
				
			| 瞻前顾后 | 瞻前顾后 zhānqián-gùhòu [look ahead and behind—be overcautious and indecisive] 看看前面,再看看后面,指办事考虑细致周密,也指顾虑太多,犹豫不定 | 
义无反顾词典解释  (详细解释)