| 单词 | propel a boat |
| 释义 | propel a boat A retractable mast with computer-operated sails could produce 30% of the power needed to propel the boat. Times, Sunday Times We make it harder to propel the boat by adding weight, overfilling our water bottles, or paddling with a bungee rope attached to increase resistance. Times, Sunday Times To reduce the energy required to propel the boat, windmill ships are often equipped with low-friction hull designs, such as multihulls, or they are hydrofoils. Retrieved from Wikipedia CC BY-SA 3.0 The sails acting as airfoils propel the boat by redirecting the wind coming in from the side towards the rear. Retrieved from Wikipedia CC BY-SA 3.0 They would lie on a plank across the bows of the boat, and holding the plank with their hands, would propel the boat with their feet against the tunnel wall. Retrieved from Wikipedia CC BY-SA 3.0 |
| 随便看 |
英语词典包含147115条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。