该配方及所有成分是无毒的.The composition and all its ingredients are nontoxic.昆虫取食了味纯和的 ( 无毒的 ) 饲料可能表现出它们真正的生物潜能.Insects fed on a bland ( nontoxic ) diet would show their real biotic potential.这种方式,一种无毒的玩具得到无毒的油漆工作是值得的.This way a no...
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...
The old man hobbled across the road.老人一瘸一拐地穿过马路。The old man hobbled along with the help of his grandson.老人在他的孙子挽扶下蹒跚而行.It was hobbled first by incompetence and internal dissension.开始时,它由于无能和内部纠纷而行动缓慢....
Amyloplast A plastid that synthesizes and stores starch grains.淀粉体:一种与合成和储存淀粉粒有关的质体.Amyloplast had many ways of genesis and patterns of proliferation in endosperm cell of rice.水稻胚乳淀粉质体有多种发生途径和增殖方式....
与此同时，黑胶唱片的销售量在1992年下降了一半，只有670万张。Meanwhile, sales of vinyl records halved in 1992 to just 6.7m.她买了一只能装得下那些胶卷筒的旅行包。She bought a travel-bag large enough to contain the film canisters.这种发胶会使头发看上去有亮丽的光泽。This gel gives a beau...