tailgates
n．尾门：汽车、卡车等后部的可开启的门。
v．尾随：紧跟在另一辆车后面行驶，通常指距离过近。
例句
Tailgates must be kept raised.
必须将后挡板提起。
The guy who tailgates you find you drive too slow.
那家碱贴着你开是看你开得太慢。
Experts say it's something to keep in mind at tailgates and other outdoor activities.
专家称，驾车和其他户外活动时应时刻小心。
