词性、组合、词长、感情、近音词、近义词、反义词,查词帮助。
共 2 条词语
guăi diăn
拐点把曲线上向上凹的弧从向下凹的弧分开或者相反地分开的点。英point of inflection;见“反挠曲点”英contraflexure;[查看详情]
shēn gǔ
深谷幽深的山谷。英deep valley;[查看详情]