莱斯特被用担架抬进救护车时我就在旁边。I was close by as Lester was stretchered into the ambulance.我们叫了一辆救护车，赶紧把她送到了医院。We got an ambulance and rushed her to hospital.玛丽听到了刺耳的救护车警铃声。Mary heard the penetrating bell of an ambulance....
Their faces were blackened with soot.他们满脸煤灰。Soot is the product of the imperfect combustion of fuel.煤烟是燃料不完全燃烧的产物.Soot is usually the product of the imperfect combustion of fuel.煤烟通常是燃料不完全燃烧的产物....
A dark cloud of bees comes swarming out of the hive.黑压压的一大群蜜蜂从蜂巢中飞出来。The hive is made of wood.这蜂箱是用木材做的.The bees were humming around the hive.蜜蜂在蜂箱周围嗡嗡地叫....
原肌球蛋白增加细丝的结构刚性.Tropomyosin adds structural rigidity to the thin filament.利用免疫化学染色,这些生长的神经轴突可被对抗神经细丝的单株抗体所染色.The neurites were also Identified by immunochemical staining using monoclonal antibody to neurofilament....
He excels all other composers of his period.他胜过同时代的所有其他作曲家.It's been believed for centuries that great writers, composers and scientists are essentially quite different from ordinary people.几个世纪以来人们一直相信伟大的作家、作曲家和科学家...