The Negro minstrel is touring the country.那个黑人歌舞团正在全国各地巡回演出.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 long road to go.我知道黑色人种还有很长的路要走....
一辆7吨的货车侧滑到了一侧。A seven-ton lorry slewed across their path.由于刹车太急，车子侧滑到了满是尘土的路肩上。The car pulled up too fast and skidded on the dusty shoulder of the road.侧滑的飞机在垂直尾翼上引起侧力.The sideslipping airplane gives rise to a side force...