ascertain
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US
Paraphrase
分析词义
"Ascertain" 是英语中的一个动词,意为 "确定"、"查明"、"弄清",通常用于表达对信息、事实等的确定或验证。
列举例句
词根分析
"Ascertain" 的词根包括拉丁语的 "-cer-",意为 "确定","-tain" 起源于 "-tenere",意为 "持有"。这两个词根合在一起则帮助我们理解 "ascertain" 的含义,即 "持有确定性"。
词缀分析
"Ascertain" 的词缀包括前缀 "as-" 和后缀 "-ain"。 "-ain" 是常见的动词后缀,例如在 "maintain"、"obtain" 中也可以看到。
发展历史和文化背景
"Ascertain" 的词源可以追溯到中古法语的 "acertener",意为"确定",早在14世纪就开始在英文中使用,用于表达确定或确认信息、事实等。
单词变形
"Ascertain" 的过去式和过去分词形式为 "ascertained",进行时形式为 "ascertaining"。
记忆辅助
将 "ascertain" 想象成 "as"+"certain",即 "作为确定的",有助于记忆这个单词的含义。
小故事
Detective John was on a mission to ascertain the culprit behind the mysterious crime. After relentless investigation, he ascertained that it was the butler.
摩羅斯警探约翰正在进行一项任务,就是确定神秘罪行背后的罪犯。经过无情的调查,他确定是管家干的。
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