-(开辟道路)openaway;blazeatrail;openanewroad;breakafreshpath:
cutpathsthroughthemountainsandbuildbridgesacrosstherivers;逢山开路,遇水搭桥
apioneer;apathbreaker;avant-garde;atrail-blazer;thepoineerswhoclearedthepathofprogress开路先锋
-{电}(开电路)opencircuit;brokencircuit;openloop;disconnection