单词音标:【音标】 ['naifedʒ] 汉语翻译n. 刀口, 锐利物, 刃状物英语解释:名词 knife-edge:- a narrow boundary
- the sharp cutting side of the blade of a knife
同义词:knife edge, cutting edge
例句:- The success of the project is still very much on a knife-edge.
这一项目的成败目前仍处於关键时刻。 - He's on a knife-edge about his exam results.
他对考试成绩十分担心。
详细解释: knife-edge n.(名词)A sharp cutting edge.刀刃,锋刃:锋利的、切割的刀刃A sharp, narrow edge or border:摇摆不定的处境;极微妙的状态:锋利而狭窄的边或边缘:例句:.saying lines that teeter on the knife-edge between literature and lunacy.(Vincent Canby).吟咏着处在文学与疯人呓语徘徊的诗句.(文森特·坎比) A wedge of metal used as a low-friction fulcrum for a balancing beam or lever.刃形支承:一种楔形金属,用作平衡木或杠杆的摩擦小的支撑物
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