traffic aid

基本解釋

Scouts stepped in to fill public-service jobs, helping at the hospitals, sorting out aid supplies, even directing traffic.
童子軍們就擔(dān)任起了公共服務(wù)的工作。幫助醫(yī)院，清點(diǎn)援助物資，甚至指揮交通。
Traffic security status is austere in our country, so the research on automobile traffic accident and aid of traffic accident is urgent and necessary.
隨著我國經(jīng)濟(jì)的快速發(fā)展，汽車保有量不斷增加，使得汽車交通事故也呈逐年上升的趨勢。
SRA International Inc. has won a ＄20 million contract to provide the Federal Aviation Administration with technology designed to aid air traffic control at some of the nation’s smaller airports.
SRA國際公司與美國聯(lián)邦航空局達(dá)成價值2000萬美元的合同，為國內(nèi)的小型機(jī)場提供空中交通管制技術(shù)。
www.etiri.com.cn

The U.S.military has assumed control of air traffic control in and out of the capital, prompting complaints from some aid organizations and foreign officials.