It is compared to the wavelets produced by a stone dropped in w ater, only that in the case of sound the waves are not confined to one plane. 李贝.西洋科学史.
Do you spell it with a “V” or a “W”? 查尔斯·狄更斯.匹克威克外传.
The amount of work done depends upon the force used and the distance covered (sometimes called displacement), and hence we can say that Work = force multiplied by distance, or _W = f × d_. 伯莎M.克拉克.科学通论.
Yes, answered I, putting my hand into his, and again I contrived to forget Lady W----. 哈里特·威尔逊.哈里特·威尔逊回忆录.
For example, in a wheel and axle of radii 20 and 4, respectively, a given weight at _P_ would balance 5 times as great a load at _W_. 伯莎M.克拉克.科学通论.
The wheel W controls the supply of current to the press-magnet, and the wheel W' to the type-magnet. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.
There is Argyle looking at you, from Lady W----'s box, Nugent said. 哈里特·威尔逊.哈里特·威尔逊回忆录.
Among the technical w ritings of Varro besides the book on agriculture, which is extant, are numbered works on law, mensuration, and naval tactics. 李贝.西洋科学史.
This extraordinary genius, when it was impossible to write a history of what men knew, wrote one of w hat they had to learn. 李贝.西洋科学史.
On July 6 a little boy, Joseph Meister, from a small place in Alsace w as brought by his mother to Paris for treatment. 李贝.西洋科学史.
His old friend, Lady W----, was in a very bad state of health, and was not expected to live. 哈里特·威尔逊.哈里特·威尔逊回忆录.
It is true that _P_, the load raised, will be less than _W_, the force exerted, but if speed is our aim, this machine serves our purpose admirably. 伯莎M.克拉克.科学通论.
Nevertheless, when w e compare these classifications diligently, we find very marked differences between Bacon's views and the medieval. 李贝.西洋科学史.
W erner thought that the earth showed universal strata like the layers of an onion, the mountains being formed by erosion, subsidence, cavings-in. 李贝.西洋科学史.