I used my thumbnail to tighten the screw on my lamp.我用拇指指甲把台灯上的螺钉拧紧了。Next, close your eyes then screw them up tight.接着,合上双眼,然后再用力闭紧。Screw down the lid fairly tightly.把盖子拧紧。...
他决定毕业后专攻昆虫学.He decided to specialize in entomology after graduation.纯理论昆虫学和应用昆虫学的众多领域都存在着研究机会。Research opportunities exist in a wide range of pure and applied areas of entomology.早在应用昆虫学发展的初期,就已开始植物抗虫性的研究.The study of pl...
As they pass by, a piteous wailing is heard.他们经过时,响起了令人哀怜的恸哭。Our artillery opened up and we heard a fearful wailing and screeching.我们的炮弹一发,便听到可怕的哀号声和尖叫声。Police cars, their sirens wailing, accompanied the lorries.警车护送着大卡车...