knife edge 详细解释
knife edge
n. 刀口
词形变化
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 |
英英释义
名词 knife edge:
the sharp cutting side of the blade of a knife
同义词：cutting edge
a narrow boundary
同义词：knife-edge
补充
knife edgeknife edgen.1.刀口,刃状物例句
1. The economy is balanced on a knife edge between recovery and recession.经济在复苏和衰退的临界状态中保持着平衡。 2. World peace is on a knife edge.世界和平令人忧心。热门单词推荐
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