-(畅通)extend:
Highwaysradiateinalldirections.公路四通八达。
ThisisathroughtraintoShanghai.这是开往上海的直达火车。
-(达到)reach;attain;amountto:
refusetogiveupbeforetheaimisachieved;不达目的,决不罢休
Themoreyouhurry,thelessprogressyouarelikelytomake.;Morehaste,lessspeed.欲速则不达。
-(通晓;明白)understandthoroughly:
abletoadaptoneslftocircumstances;通权达变
beunderstandingandreasonable;besensible通情达理
-(表达;传告)express;communicate:
transmitanorder;传达命令
Thewordsfailtoconveytheidea.词不达意。