quantity
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分析词义:Quantity 是英语单词,通常作名词使用,意思是"数量"或"量"。它被用于描述物品,物质,状态等的数量或大小。
例句:
词根分析:Quantity来源于拉丁词"quantitas",其中"quantus"意为"how much"(多少),"itas"是名词后缀。
词缀分析:Quantity的后缀"-ity"经常用于表示状态,质量或程度。如"identity(身份)","ability(能力)"。
发展历史和文化背景:Quantity一词源自14世纪的中世纪拉丁文,原意为"measure, magnitude"。在科学和数学中,quantity用于表达度量的概念,比如物理量。
单词变形:Quantity 的复数形式是quantities。这个单词没有动词或形容词的形态,但是它的形容词形态"quantitative"表示"数量的,定量的"。
记忆辅助:Quantity 的前半部分"Quant-"可以联想到"Question about number amount"(关于数量的问题),可以帮助记住它表示"数量"的意思。
小故事:Bruce took out his note, listed the quantity of groceries he needed to buy for the party tomorrow. (布鲁斯拿出他的笔记,列出了他为明天的派对需要购买的食品的数量。)
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