The new infielder really covers the ground at second base.新内野游击手在二垒附近真是来去如飞.Shortstop - Defensive infielder between second and third base.游击手:防御二垒垒包与三垒垒包中间区域的内野手.The interception by an infielder of a throw to home plate ...
The funnel - shaped self - potential curve of the Eocene sands is well marked.始新统砂层的 漏斗形 自然电位曲线形态很明显.These showed an evolution of increasing diversity through to the Eocene.一直到始新世,生物多样性都在不断地提高.There are four hydrocarbon ...