英语翻译
英语翻译
It took only fifty-eight years,however,to go four times that fast,so that by 1938 men in airplanes were traveling at better than 400 mph.It took a mere twenty-year flick of time to double the limit again.And by the 1960's rocket plants
It took only fifty-eight years,however,to go four times that fast,so that by 1938 men in airplanes were traveling at better than 400 mph.It took a mere twenty-year flick of time to double the limit again.And by the 1960's rocket plants
英语人气：223 ℃时间：2019-12-09 07:26:41
优质解答
然而花了58年才达到那种速度的四倍：1938年,飞机的速度超过了每小时400英里.一眨眼只用了20年的时间又把这个极限翻了一倍.
我来回答
类似推荐
猜你喜欢
- 1已知等腰△ABC的周长为10，若设腰长为x，则x的取值范围是_．
- 2附加题： 甲、乙两堆煤，如果乙堆增加20吨，就与甲堆同样多；如果甲堆增加260吨，就等于乙堆煤重量的3倍．甲、乙两堆煤各重多少吨？
- 3有一额定值为220V、1500W的电阻炉,接在220V的交流电源上,则电阻炉的电阻和通过它的电流各位多少?
- 4把五个苹果平均分给6名小朋友,.
- 5如图所示，一质量M=4kg，长为L=3m的长木板放在地面上，今施一力F=8N水平向右拉木板，木板以v=2m/s的速度在地面上匀速运动，某一时刻把质量为m=1kg的铁块轻放在木板的最右端，不计铁块与木
- 6一个质量为0.3kg的容器，装满水时总质量为0.8kg，装满另一种液体时总质量为0.7kg，则此液体的密度是（ ） A.1.4×103kg/m3 B.0.8×103kg/m3 C.0.8kg/m3 D.8kg/cm3
- 7关于蚯蚓喜欢光明还是喜欢黑暗的实验?
- 8四,五年级共捐款860元,三个年级各捐款多少
- 9速算法?两位数乘法
- 10选择题;They __to help but could not get here in time.