Even a casual observer could hardly have failed to notice the heightening of an already tense atmosphere.即便是不经意的旁观者也一定已经觉察到本就紧张的气氛进一步加剧了。Let freedom ring from the heightening Alleghenies of Pennsylvania!让自由的回声响彻宾夕法尼亚州高高耸...
Oil leaking from a barge in the Mississippi River poses a hazard to the drinking water of New Orleans.密西西比河上驳船漏油事件危及新奥尔良市的饮用水。Don’t hazard your reputation by supporting that crook.不要冒败坏你名声的危险去支持那个坏蛋。Poverty leads to slum...
The freighter carrying pig iron is cleaving through the water.装着生铁的货船正在破浪前进.Objective To construct eukaryotic expression vector of siRNA specific for � � - site APP cleaving enzyme ( BACE ).目的构建β淀粉样前体蛋白裂解酶 ( BACE ) 特异性小干...