subtract
UK
US
Paraphrase
分析词义
"Subtract" 是一个英文动词,通常意味着"从整数或者总数中取掉某个数量",在数学中通常被理解为减法的cao作。
列举例句
词根分析
"Subtract" 由词根 "-tract" 衍生出来,表示"拉","拖"。
词缀分析
"Subtract" 的前缀 "sub-" 表示"下面"或"降低",后缀 "-tract" origin: < Latin trahere 拉,拖。
发展历史和文化背景
该词源自拉丁文的 "subtrahere",原意为"拉出"或者"带走". 在英语中, "subtract" 主要用于数学和一些比喻中。
单词变形
名词形式: subtraction (减法)动词: subtracted (减去 - 过去式), subtracting (正在减去 - 进行式)
记忆辅助
你可以将 "subtract" 分为 "sub-" 和 "tract" 两部分来记忆。 "sub-" 可以理解为 "under" 或 "below", "tract" 可以理解为 "pull"。 这样,你就可以将 "subtract" 看作是 "pull something below" 或者 "pull something under"。
小故事
James had ten apples. He gave three to his little sister. Now, he needs to subtract three from ten to know how many he has left. (詹姆斯有十个苹果。他给了弟弟三个。现在,他需要从十里减去三,才能知道他还剩下多少。)
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collect
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