单词学习：zenith 名词
zenith
/ˈzenɪθ/
顶点，顶峰，全盛时期；天顶
Professor Gu reached the zenith of his academic career when he published his groundbreaking research.
当顾老师发表了他开创性的研究时，他达到了学术生涯的顶峰。
单词卡片
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