1. acumen n. 敏锐，聪明
Her business acumen has made her very successful.
她灵活的经商头脑使她的生意十分兴隆。
2. ingenuity n. 心灵手巧，独创性
I realized sadly that I had been completely defeated by their ingenuity.
我懊丧地意识到我已被他们的足智多谋所彻底挫败。
3．trumpet n. 喇叭
The neighbours' children want to learn to play the trumpet, perish the thought!
邻居的孩子想学吹小号，但愿他们别学！
4. baton n. 指挥棒
The conductor waved his baton, and the band started up.
指挥挥动指挥棒，乐队开始演奏起来。
5. demagoguery n. 群众煽动
The techniques of demagoguery prevail.
蛊惑伎俩占压倒优势。
