unstable
UK
US
Paraphrase
分析词义
英文单词 "unstable" 是形容词,其基本意思是"不稳定的",被用于描述物品、情况、人、感情等无法保持稳定的状态。这个词也经常用来指代快速变化的状态,或者预测难以准确的状况。
列举例句
词根分析
"Unstable"的词根来自于稳定的意思的词"stable"+否定词缀"un-",一起意思即为"不稳定的"。
词缀分析
"un-" 是一个常见的前缀,它的意思是"不是","stable" 是词根,指"稳定的"。
发展历史和文化背景
"Unstable"这个词由"un-"这个否定词缀加上词根"stable"构成,"stable"来源于拉丁语"stabilis",在中世纪英语中被译为"firm, steadfast"。"un-"这个词缀在英语中用于否定,形成新单词。
单词变形
- "Unstable"作为形容词在英语中无需变形。其对应的副词为"unstably"。
- "Stability"是"unstable"的反义词,表示稳定性。
记忆辅助
你可以将"unstable"一词与它的反义词"stable"一起记忆,因为"un-"是一个否定词缀,只要记住"stable"是稳定的,加上"un-"就成了不稳定。
小故事
Mike was known to be unstable. One moment, he was laughing heartily, and the next, he was shouting angrily at someone. His sudden mood shifts scared his classmates away.(迈克被人们认为是一位情绪不稳定的人。他此刻可能正哈哈大笑,下一刻就对某人愤然大呼。他突然的情绪转变把他的同班同学吓跑了。)
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