因为每一根丝都非常纤细, 蛛丝似乎十分柔弱.Because each strand is so fine, spider silk seems very weak.几茎蛛丝般的白发在脑后迎风飘动.A few white weblike hairs were carried in the air behind him.丝的材料可以用蛛丝或石英丝.The material for the threads is spider web or q...
这农家庭院静悄悄的, 只有几只鸡在四处扒食.The farmyard was quiet, with just a few chickens scratching about.这个农家院三面都有楼房,遮得很严实.The farmyard was snugly sheltered with buildings on three sides.这户农家已经通过勤劳变得兴旺发达了.The peasant household has become...
Cyclopropane rings are included within larger systems, such as triterpenes.三元环包含在较大的环系统中,像三萜类中.Under the optimum condition the yield of isopropyl cyclopropane carboxylate is 92 %.在最佳反应条件下,环丙烷羧酸异丙酯的产率达92%.Cyclopropane car...
They were skirmishing close to the minefield now.他们当时正在雷区附近交火。The attack came , there was fierce skirmishing and the Yankees were beaten back.战斗开始了, 打得十分激烈,北军被打了回去.On land there was minor skirmishing.陆地上发生了小规模的战斗。They we...
They greeted him joyfully.他们愉快地和他打招呼。She tripped along joyfully as if treading on air.她高兴地走着,脚底下轻飘飘的.During these first weeks she slaved joyfully.在最初的几周里,她干得很高兴....
The photographic elements contain a blue - sensitive hydrophilic colloid silver halide emulsion layer.照像材料含有亲水胶体的感蓝卤化银卤剂层.The formation of polyhalide depends on the combination of central halide ions.多卤化物的形成取决于中心卤化物离子的结合...
Baker was smoothing out differences with European allies.贝克正在努力消除同欧洲盟国之间的分歧。Spoon the batter into the prepared pan, smoothing over the top with a spatula.将面糊舀入备好的平底锅中，用刮铲将表面抹平。This woman wore seamed nylons and kept smoot...
There are highly sensitive and delicately balanced ecosystems in the forest.森林里有高度敏感、灵敏平衡的各种生态系统.Madagascar's ecosystems range from rainforest to semi-desert.马达加斯加生态系统类型多样，从雨林到半荒漠等不一而足。Temperate forest ecosystems oc...
应用扫描电镜技术研究了荔枝蝽(TessaratomapapillosaDrury)触角化感器的类型 、 数量和分布.Antennal sensilla type, number and distribution of the Tessaratoma papillosa Drury were studied by scanning electron microscope....