amplitude
n[U]
1 (fml 文) breadth; largeness; abundance 广阔; 广大; 丰富.
2 (physics 物) maximum extent to which a particular vibration, oscilation, radio wave, etc differ from the average 振幅; 波幅; 幅度
Sound waves are measured by their amplitude. 声波是根据其振幅来测量的.
Really? So was my friend Bob White. Do you know him?
真的吗?我的朋友鲍勃·怀特也在中心学校。你认识他吗?
Thanks a lot.
多谢。
My dear friend, Mathilde. Let me tell you something. That necklace you borrowed from me wasn't a real diamond necklace. It wasn't valuable at all. The stones in the necklace were made of glass. It was worth five hundred francs at the most.