Why do hummingbirds and gorillas both have backbones?为什么蜂鸟和大猩猩都有脊骨?They are vertebrates, that is, animals that have backbones.它们是脊椎动物, 即有脊骨的动物.Good service is our foundation and high quality drivers are our backbones.优质服...
The people who run Lloyd's of London took a pasting yesterday.伦敦劳埃德保险社的经营者昨天受到了严厉批评。He was pasting up the holes in the glass with brown paper.他用牛皮纸把玻璃上的洞孔封住.The beltless machine, sometimes called a " fixed " orifice...
Make a Mobius strip out of a ribbon of mild steel and magnetise it.用一根软钢条做成麦比乌斯带，将其磁化。An extended model describing magnetization and magnetostriction in ferromagnetic amorphous metal ribbon is introduced.用推广了的模型,讨论带状铁磁非晶...