一九一一年五月,发现“蜉蝣号”飞艇的升力不足.In May 1911 the Mayfly was found to lack sufficient lift to get airborne.桥面横断面可能由于过量的升力而发生扭转.The cross section of a bridge deck may twist as a result of excessive life.这一诱导气流产生正的力矩,该力矩随升力或迎角a的增加而增加...
Its present economic ills on the home front are largely the result of overspending.它目前国内方面的经济弊病主要源自支出过度。At the committee meeting, I crossed swords with Professor Smith over her department's overspending.在委员会会议上, 我与史...
家具木工必须是技艺高超的手艺人.A cabinet maker must be a master craftsman.我知道,你是个有本领的手艺人.I know you're a competent artisan.你和你的仁慈会为你带来好处, 但城市去做个正直的手艺人.You and your kind will drive good, honest craftsmen to the wall....