knife-edge
英 [ˈnaɪf edʒ]
美 [ˈnaɪf edʒ]
n. 刀刃
复数:knife-edges
习惯用语
n.
- on a knife-edge
- 胜负难料;成败未定
finely balanced between success and failure - The economy is balanced on a knife-edge.
经济形势尚不明朗。 - 十分焦虑;急于知道结果
very worried or anxious about the result of sth
牛津词典
noun
- 刀刃
the sharp edge of a knife
柯林斯词典
- PHRASE 形势难料;结果未卜
To beon a knife-edgemeans to be in a situation in which nobody knows what is going to happen next, or in which one thing is just as likely to happen as another.- His future remains on a knife edge...
他前途未卜。 - The game is poised on a knife-edge. One mistake or one piece of good luck could decide it.
比赛形势扑朔迷离。一个失误或是一点运气就有可能决定胜负。
- His future remains on a knife edge...
- ADJ-GRADED 形势难料的
You can useknife-edgeto refer to something that is very exciting or tense because you do not know what is going to happen next.- Tonight's knife-edge vote could be uncomfortably close.
今晚投票的结果很难预料,双方实力可能会很接近,这令人紧张不安。
- Tonight's knife-edge vote could be uncomfortably close.
英英释义
noun
- a narrow boundary
- he lived on a knife-edge between genius and insanity
双语例句
- Relationship between microstructure and properties and failure mechanism of knife-edge with small angle
薄刃刀具刃口失效机制与材料组织性能的关系 - The main knife-edge area is a convex strip-shaped cutting belt, and is used to cut into sheets and threads;
主刀口区是呈凸弧狭条形切割带,用于切片切丝; - Tonight's knife-edge vote could be uncomfortably close.
今晚投票的结果很难预料,双方实力可能会很接近,这令人紧张不安。 - He's on a knife-edge about his exam results.
他对考试成绩十分担心。 - The success or failure of the plan was balanced on a knife-edge.
计划的成败尚未定局。 - According to the optimization and simulation result, it shortens the distance from the knife-edge to the aspheric surface to be tested and obtains higher compensation precision.
从设计结果上看,它缩短了刀口到待检非球面的距离,获得高精度补偿。 - Living with technology is like climbing a mountain along a knife-edge which narrows as it nears the summit.
与科技共存就像是沿着刀刃口攀登山,越临近顶点就越狭窄。 - The setup of knife-edge thermometry is designed and built to quantify the effect of the chromium beam collimation by laser cooling.
设计搭建了刀口法测温实验装置,对激光多普勒冷却准直效果进行了定量评价。 - This paper focuses on the theory, setup, and experiment of a visualization system for surface acoustic wave ( SAW) distribution based on knife-edge laser probe.
介绍了激光刀口法声表面波(SAW)分布图像化高速测量系统的原理和系统构成,并进行了测试验证。 - The project is on a knife-edge between success and failure.
这项工程成败未定。