单词:ratchet-toothed escape wheel
单词:ratchet-toothed escape wheel 相关文章
My infant daughter began crying as I drove home from the store, and since she was harnessed to her safety seat in the back, I couldn't console her. Stopping for a red light, I turned around and waved
The wheel on the bus 在公共汽车上 The wheels on the bus go round and round round and round, round and round The wheels on the bus go round and round All through the town The people on the bus go up and down Up and down, up and down The people o
My infant daughter began crying as I drove home from the store, and since she was harnessed to her safety seat in the back, I couldn't console her. Stopping for a red light, I turned around and waved my hands, calling her name to distract her. I gave
spinning one's wheel re-inventing the wheel 在今天的节目里我们再来给大家讲解两个由轮子,也就是wheel这个字组成的习惯用语。我们已经学过:at the wheel,就是开车
今天我们要学的词是ratchet。 Ratchet是一个机械部件,叫棘轮,推动机器向一个方向转动。做为动词,我们可以说: ratchet something up or ratchet something down, 意思是逐渐提高或是逐渐降低。 哈佛大学