longbown.（中世纪时英格兰所用的）大弓；长弓longadj.长的；冗长的；久的；长音的adv.长期地；久地；用于名词后强调某事发生在某整段时间v.渴望n.长时间；长音节；囤积商品者long - distance I/O station远程输入输出longwall-shortwall coal cutter万能截煤机long - term surface settlement地面长期沉降Long Tank Thrust Augmented Delta长储箱加推力德尔它(运载火箭)long-haul optical transmission长距了传输设备long-term effective fertilizer利用率long-span concrete beam bridge大跨度混凝土梁桥long distance television circuit长距离电视电路Long Quan Driver Training Center盛华驾校龙泉驾驶员培训中心long-lasting insecticidal nets长效蚊帐

1. Quite unknown to me, she'd gone ahead and booked the holiday.
   在我完全不了解的情况下，她已先行办好了度假的预订手续。
2. Food and fodder should go ahead of troops and horses.
   兵马未动，粮草先行。
3. You will hardly bear to be long outdone by Jane.
   你也不愿意让吉英超前太久吧。
4. It's the young people who are always ahead of the times.
   超前的总是年轻人。