It is gravitation that causes the apple to fall.是地心吸引力使苹果下落.We owe to Newton the principle of gravitation.万有引力原理的发现应归功于牛顿.The law of gravitation explains many phenomena not previously, understood.引力定律解释了许多以前所不能理解的现象....
By gravitation the sun and planets act and react upon one another.太阳与行星通过引力发挥作用并相互影响。He also propounded the Heliocentric theory of gravitation, thus predating Copernicus by almost one thousand years.他也提出以引力作用为基础的日心说, 比哥白...
Beneath the present church were remnants of Roman flooring...在现在的教堂下面是古罗马时期地面的遗存。The enclaves are remnants of rocks which partially melted to form granitoid magma.包体为部分熔融形成寄主花岗岩岩浆的源区岩石残余.I saw his brindled cow feeding on...
书中主要描写桑迪的两个已到中年的孩子。The bulk of the book concerns Sandy's two middle-aged children.她是个年逾中年的妇女,但她的精力充沛使大家惊异.She is an elderly woman whose brio astounds everyone.据说步入中年的男人会经历男性更年期.The male menopause is said to affect m...
他很快学会使用单手锯.He learned to use a single - handed saw in no time.手锯再好也不能用来剃胡须.A handsaw is a good thing, but not to shave with.我在果园里找到它, 使用自行车和手锯.I find it in the gardens, using bicycle and hand - saw....