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...