pendulum [ˈpendjələm]以下由轻松背单词网站提供
单词级别第7级基本释义n.摆,钟摆英英释义a device consisting of a weight on a stick or thread which moves from one side to the other, especially one which forms a part of some types of clocks参考例句The pendulum swung slowly to and fro. 钟摆在慢慢地来回摆动。He accidentally found that the desk clock did not swing its pendulum. 他无意中发现座钟不摇摆了。 推荐阅读 |