{a. An instance of disparity or unlikeness: There's a huge difference in seem involving a clarinet and an oboe.知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。Add to word record Incorporate to phrase list A2 [ C or U ] how during which two or even more things which you will be evaluating will not