The Negro minstrel is touring the country.那个黑人歌舞团正在全国各地巡回演出.On a bench in the obscurity sat the negro Jess.而那个叫杰斯的黑人就坐在阴暗处的长凳上.It's impolite to call the black people Negro.称呼黑人为Negro是不礼貌的。I know the Negro race has a...
Most laboratory animals are quite insensitive to enterotoxin.大多数实验动物对肠毒素极不敏感.Present another paper on cholera enterotoxin at the IAMS on 3 September in Tokyo.九月三日在东京举行的国际微生物首次多边会议上宣读另一篇有关霍乱病毒的论文.Staphylococcus aureus ent...
该公司用泡沫塑料包住牌匾，以防止其在运输过程中受损。The company provides a styrofoam cushion to protect the tablets during shipping.布的四角包住那个洞.The ends of the cloth lap around the hole.浓雾包住了群山.The hills were enveloped in dense fog....