Mean difference
[经] 平均差
🧩 词语组成解析
mean
[min]
v. 表示…的意思;意思是;打算;产生…结果;
adj. 吝啬的;刻薄的;破旧的;残忍的;
n. 平均数;中间;几何平均;等比中数;
🗣️ 情景例句
You speak English without an accent.
你说英语一点口音也没有。
His house is in a convenient place, near the station.
他的家在车站附近，是一个方便的地方。
Large groups of Native Americans were forced to move away form their old hunting grounds.
成批成批的美洲土著人被迫从他们原来的狩猎场迁走。