crucialadj.决定性的；关键的crucial technology关键技术crucial techniques关键技术crucially important极其重要crucial competition重大比赛crucial anastomosis[医] 十资形吻合crucial use of variable变项的严格运用crucial ligament of foot(小腿)伸肌下支持带Crucial temperature phase关键温度段crucial ligament of fingers手指纤维鞘交叉部韧带crucial manufacturing technology关键制造技术