人体的免疫系统是抵御疾病的主要屏障。The immune system is our main defence against disease.这些人造屏障将会确保提供高度的保护。These man-made barriers will ensure a very high degree of protection.燕山是北京的天然屏障.The Yanshan Hills provide a natural defence for Be...
目前使用氧化钙复合的镁基脱硫剂较为合理.It is rational to use complex desulphurization agent for pretreating hot metal.石灰石中氧化钙的理论含量占56%.The theoretical content of CaO in limestone accounts for 56 %.氧化钙较碳酸钙能中和胃酸.Calcium oxide can neutralize ...
Only a minority of British households do not have a car.英国只有少数家庭没有汽车。Other households had found her too talkative and too opinionated, forever giving pelf mysterious airs.在别处,有人嫌她太张道, 主意多,时常有些神眉鬼道儿的.More than half of all...
The hourglass is almost empty!沙漏几乎要空了!Suitable for: ● hourglass or the full type of bride.适合于: ●沙漏或新娘的全类型.The hourglass empties swiftly and delay could be deadly.沙漏之沙很快就会流光,拖延太久将会带来致命的后果....
An attempt by anti-abortionists to tighten the rules was defeated.反堕胎者所作的加强法规的尝试失败了。These large institutions make — and change—the rules to suit themselves.这些大机构总是随意制定规定，而且说变就变。We post up a set of rules for the house.我们张...
Methods The effects were se en by using RPI and F tests.方法 通过目测利用相关密度指数(RPI)和F测验的方法.Today's RPI figure shows inflation running at 10.9 per cent.今天的零售物价指数显示通货膨胀率为10.9％。The RPI is 7 . 91 while the keep efficiency peri...
Ca : Potage, crabmeat croquette and rolls. Would you take coffee or tea?汤, 炸蟹肉丸和小面包, 你要喝咖啡还是茶 呢 ?In addition to prolongation of APD, aconitine increased I _ ( Na ) 、 I _ ( Ca - L ) and I _ ( K 1 ).乌头碱1μmol·L~(-1)显著增加I_ (...
They teamed up with the neighbouring communes on the irrigation project.他们与邻近公社协作搞灌溉工程.The rural communes were highly regimented.农村公社高度组织化.Marge was talking on about free love and communes and drugs she'd read about...