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...
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...
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....
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....
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...