Block and tackle: Combination of pulleys with rope or cable, commonly used to augment pulling force.滑轮和滑车组: 带绳索和缆绳的滑轮组, 通常用于增大拉力.Levers and pulleys are simple machines.杠杆和滑轮是简单机械.Among them were rickshaw pulleys, peddler...
a system of ropes and pulleys绳索滑轮系统Levers and pulleys are simple machines.杠杆和滑轮是简单机械.Among them were rickshaw pulleys, peddlers, policemen and servants.这些人有的拉车,有的做小买卖, 有的当巡警,有的当仆人....
The light went out, and the room was plunged into darkness.灯熄了，屋里陷入一片漆黑。The company manufactures a range of innovative light-weight cycles.这家公司生产一系列的新型轻便自行车。The builders have perched a light concrete dome on eight slende...
The shouting outside grew louder.外面的叫喊声越来越大。As the input of energy is increased, the volume gets louder.随着能量输入的增加, 音量变得更大.Speak louder so the people in the hall can all hear you.大声点讲,以便大厅里的人都能听清....
Embers glowed in the furnace.余烬在炉膛中发出光亮.Burning embers started dropping from the ceiling.余火未尽的木块开始从天花板上往下掉。His eyes are fixed on the red embers of the fire.他的眼睛盯着红色的余火.Burning embers started dropping from the ceiling...余...