She picked up the gauntlet in her incisive Keynote Address to the Conference.在大会主题发言中，她言辞犀利地回应挑战。Luxury car firm Jaguar has thrown down the gauntlet to competitors by giving the best guarantee on the market.豪华轿车生产商捷豹公司推出...
Whoever decides to take up the gauntlet and challenge the Prime Minister will have a tough battle.谁要是接受挑战，向首相叫板，都将经历一场鏖战。Luxury car firm Jaguar has thrown down the gauntlet to competitors by giving the best guarantee on ...
This loss, termed quenching , may arise in two ways.此种损失称为淬火, 呈两个方面.Quenching agents could be particularly effective in combination with ultraviolet absorbers.猝灭剂与紫外线吸收剂并用时效果更为突出.To respond to quenching, the carbon conte...