已经认定很多麻醉品对身体和精神都是有害的.It is established that many drugs can be physically and mentally dangerous.目前最危险的违禁麻醉品之一是鸦片.One of the most dangerous illegal narcotics in use today is opium.鸦片归在麻醉品项内.Opium is classed under the head...
He was about seven years old, small and fine-boned like his mother.他大概7岁，骨架像他妈妈一样娇小均匀。The boned fish is so easy to serve.剔了刺的鱼很容易烹制。James's face was thin, finely boned, and sensitive.詹姆斯面部瘦削，轮廓分明，容易过敏。...
Anti-malarial vaccines are now under-going trials.抗疟疾的疫苗正在试验阶段。Malarial poison had sallowed his skin.疟疾病毒使他皮肤成灰黄色.Standing water like this gives malarial mosquitoes the perfect place to breed.像这样的死水给了传染疟疾的蚊子绝佳的繁殖地点....
He volleyed ( the ball ) into the net / across the court.他 凌空 一脚把球踢入球门[把球截击到球场的另一边].He volleyed the ball spectacularly into the far corner of the net.他一脚漂亮的凌空抽射，把球踢进了球门的远角。Rifles and cannons volleyed on all sides.枪炮向各方面齐...
研究了4甲基愈创木酚一步氧化法合成香兰素的新工艺.A new method of synthesis of Vanillin from 2 methoxy 4 methyl phenol was studied.邻苯三酚自氧化法适于测定sod活性 吗 ?Can be used to assay SOD activity by means of pyrogallol oxidation?催化部分氧化法可以副产更多的蒸汽而消耗更少的蒸汽.C...