He didn't bother to switch on the light.他懒得去开灯。...a light switch.电灯开关The situation comedy is going to start soon. Just switch to channel one.景况笑剧赶快就要首先了, 快调到一频道.Drag onto the page to add a thyristor, bi - directiona...
Prince Edward threw the switch to light the illuminations.爱德华王子按动开关亮起彩灯。Milk rounds are threatened as customers switch to buying from supermarkets.随着顾客转而从超市购买牛奶，送牛奶的生意受到了威胁。Next week they will swap places and will repeat...
导弹从那架运输机的底部飞了出来。The missiles emerge from the underbelly of the transport plane.她躺在楼梯底部，痛得呜咽着。She lay at the bottom of the stairs, whimpering in pain.底部的数字就是推荐的摄氏水温。The number at the bottom is the recommended water temper...
这种点的集合被称为等位面.The set of points is called a level surface.表面本身是一等位面.The surface itself is an equipotential.在等位面与电力线的每个交点, 两者是垂直的.At each crossing of an equipotential and a field line, the two are perpendicular....
The disease has spread at an alarming rate.这种病以惊人的速度传播开来。These sort of statistics are undoubtedly alarming.这样的统计数据的确堪忧。I am deeply perturbed by the alarming way the situation developing.我对形势令人忧虑的发展深感不安....