hook and eye
noun [ C usually singular ] uk/ˌhʊk ənd ˈaɪ/ us/ˌhʊk ənd ˈaɪ/
（衣服上的）钩和环，钩眼扣
a device for fastening clothes, consisting of a small bent piece of metal into which a hook fits
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。