Section 3 Words and expressions from accelerate v. 加速1. The car accelerated as it overtook me. 那辆汽车一加速就超越了我。2. The leader is losing ground as the rest of the runners accelerate. 领先者在其余赛跑者加速时就逐渐失去了优势。 knotn. 结v. 打结vt. 把...打成结1. He knotted a towel about his neck. 他把毛巾系在脖子上。 2. There is a knot in the board. 这块木板上有个结。 3. My hair knots easily. 我的头发爱打结。4. The knot was fastened in such a way that it was impossible to undo. 这个结系得那么紧, 根本解不开。5. My dead fingers could not untie the knot. 我的手指麻木了, 解不开结。 6. This knot keeps loosening. 这个结老松开。7. You need a sharp knife to cut through the knot. 你需用快刀才能把结切断。simplifyv. 简化,使单纯vt. 简化1. She simplified the instructions so that the children could understand them. 她简化了指令以便于儿童理解。 2. That will simplify my task. 那可简化了我的工作。 updatev. 更新,补充最新资料1. The data should be updated once a week. 这些数据应该每星期更新一次。 2. Maps need regular updates. 地图需要经常修订。3. I updated the committee on our progress. 我向委员会报告了我们的进展情况。4. The feedback from the computer enables us to update the program. 计算机的反馈能使我们更新程序。swoopn. 俯冲,攫取v. 抓取,突然袭击1. Police made a dawn swoop. 警方于拂晓时发动了突袭。2. Planes swooped (low) over the ship. 飞机低飞着掠过那艘船。3. The robber swooped up the banknotes. 劫匪把钞票一把抢走了。4. The owl swooped down on the mouse. 那只猫头鹰向着老鼠猛扑下来。5. The eagle poised in mid-air ready to swoop on its prey. 那鹰在半空中盘旋准备扑向猎物。depositn. 存款,定金,堆积物vt. 存放,堆积vi. 沉淀1. He deposited the case in the left luggage office. 他把箱子放在行李寄存处。 2. He deposits a sum of money in the bank each month. 他每月在...