柯林斯詞典head-up display 1. N the projection of readings from instruments onto a windscreen, enabling an aircraft pilot or car driver to see them without looking down 抬頭顯示器; 以顯示各種儀器數(shù)據(jù),使飛行員或汽車司機(jī)無須低頭即可看到 返回 head-up display