英语词汇unsure的发音释义、词根词缀、结构分析、同源词、词频及词根记忆法-英语词根词缀词典

词汇	unsure
词根词缀	词源： c.1400, "not safe against attack," also "lacking certainty," from un- (1) "not" +sure.
随便看	northeastren northern North Sea North Sea Gmc. Northumbria Northumbrian northward northwest Norway nose nosegay nosh no-show no-smoking no sooner...than nostalgia nostalgic nostomania Nostradamus nostril nostrum nosy not nota bene notable

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