英语词汇concave curve简单造句、意思、用法及例句-英语例句辞典

单词	concave curve
例句	原声例句西南联大英文教本 The flight of a woodpecker is a succession of dips and rises, a series of concave curves. 啄木鸟的飞行是连续的下降和上升，一系列凹曲线。
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英语例句辞典收录519880条英汉例句词条，基本涵盖了全部常用单词的造句方法及例句，是英语学习的有利工具。