knife-edge是什么意思 knife-edge怎么读
英式：[]
美式：[]
knife-edge单词基本解析：
n.刀口，锋利的边缘n. 刀口, 锋利的边缘
n.刀口，锋利的边缘；
knife-edge变化用词：
名词: knifer | 名词复数: knives | 动词过去式: knifed | 动词过去分词: knifed | 动词现在分词: knifing | 动词第三人称单数: knifes |
knife-edge英英释义：
Noun1. a narrow boundary;
"he lived on a knife-edge between genius and insanity"
名词 knife-edge:
a narrow boundary
the sharp cutting side of the blade of a knife
同义词：knife edge, cutting edge
knife edge[ 'naifedʒ ]n.a narrow boundary"he lived on a knife edge between genius and insanity"
knife-edge中文词源：
knife-edge用法和例句：
The economy is balanced on a knife-edge.
经济形势尚不明朗。
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。
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。
In this paper, a new combined pipe head seal with fully enclosed knife edge is introduced.
介绍了一种最近研制成功的新型全封闭刀口联合式管口封.
His future remains on a knife edge.
他前途未卜。
柯林斯例句
knife-edge
用作名词(n.)The edge of the knife has turned.
刀口卷刃了。
He bought a razor with a keen edge.
他买了一把刀口锋利的剃刀。
He handed me a knife with a keen edge.
他递给我一把锋利的刀。
You must be very careful with this sharp knife.
你用这把锋利的刀子必须很小心。