他精通机械,了解许多有关声音的知识。He was a very mechanical person, who knew a lot about sound.这个声音的声波如图B所示。The sound waves of the voice could be diagramed as in B.听自己声音的录音回放对特德可能会有帮助。Ted might benefit from hearing his own voice recorded...
Atoms within the fluid interact with the minerals that form the grains.液体中的原子与形成颗粒的矿物质相互作用。The policeman advised the criminal to interact with the police.警察劝罪犯与警方合作.All things are interrelated and interact on each other....
a fierce rivalry for world supremacy夺取世界霸权的激烈竞争the battle for supremacy in the region争夺地区霸权的较量Coal gave the region industrial supremacy.煤炭给这个地区带来了工业上的优势....