伽俐略对落体的研究提供了终极答案.Galileo's work on falling bodies supplied the final clue.最普通的加速度就是自由落体的加速度.The most common acceleration that of freely falling bodies.但是信用仍旧缺失, 经济依然在自由落体.Yet credit remains scarce, and the economy i...
Its forged and hammered metal had been wrought into elegant , almost arabesque, curves.经过千锤百炼,金属打造成了漂亮的, 有藤蔓纹饰和曲线的牛铃.He forged ahead, panting and breathless.他气喘吁吁地向前奔跑。A bayonet blade is forged from the finest steel.刺刀刃是...
The flighting flared after a week.战斗在一周后突然爆发.This effect can make flighting rocket flight fail sometimes.这种影响有时可造成火箭飞行失败.Two bats were flighting with the faint mysterious little noise they make.两只蝙蝠带着微弱的神秘声音在飞翔....