解围 [- wéi]①(解除包围) force an enemy to raise a siege; rescue sb. from a siege; come to the rescue of the besieged ②(摆脱窘境) help sb. out of a predicament; save sb. from embarrassment; get sb. out of a fix; ease sb.'s embarrassment:
•¶ 他们拿我开玩笑， 你怎么不来为我解围? Why didn't you come to my rescue when they were making fun of me?