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
- We had to climb over a knife-edge mountain ridge.
我们必须翻越一道陡峭的山脊。 - 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。 - 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。 - 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。 - 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; - 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。 - The team's future was on a knife-edge last night.
昨晚,该球队前途未卜。 - Besides, in most cases the overlong distance from knife edge to the aspheric surface to be tested will decrease the precision of the knife-edge testing.
此外,在很多情况下,刀口到待检非球面的距离很长,从而降低了刀口检验精度。 - "Extremely thin" appears as a knife-edge; that is, the crown meets the pavilion with no girdle in between.
“非常薄”,看起来就像一个刀口;那就是,官方会见凉亭无肩带之间。 - Changed machine small, energy-saving, grinding out any angle is a knife-edge sharp and durable replacements.
改机体积小,节能,磨削出的任何角度刀口锋利耐用是更新换代产品。