Let OC be the bisector of angle AOB.OC为AOB的角平分线.A perpendicular bisector of a chord passes through the centre and bisects the arc.弦的垂直平分线经过圆心,并且平分弦所对的两条弧.The article discusses the determination and quality of angular bis...
Braka's house, just off Sloane Square, is a testament to his Gothic tastes...布拉卡那幢紧靠斯隆广场的房子是他喜好哥特式建筑的一个证据。Sloane used inside diplomatic information to make himself rich...斯隆利用外交内幕消息发了财。" Come on,'said Mr. Sloan...
如果输入的电压是+3伏, 那么输出的电压便是-6伏.If the input voltage is plus three , it comes out as minus six.在大多数机器中,摩擦要消耗功, 以致造成输出的功要小于输入的功.In most machines friction consumes effort, with the result that less work is got out than is put in...
He lifted the water-bottle to his lips and sipped.他把水瓶举到嘴边，小口地喝着。She unscrewed the cap of her water bottle and gave him a drink.她拧开水瓶盖，让他喝了一口。To help ease the pain, heat can be applied to the area with a hot water bottle...