a hair's breadth：微弱、差点 We won by a hair's breadth.（我们以微弱优势获胜。） [牛津高级学者辞典]【例句2】They were within a hair's breadth of being killed. （他们差点被杀。）[牛津高级学者辞典]【例句3】 牛津 剑桥 柯林斯 bullet breadth 2025-05-15 18:29 3