字典在英语中被称为 dictionary。这个词源自拉丁语的 "dictionarius"，意思是"词汇表"。例句：

I always keep a dictionary on my desk to help me with my English. (我总是把一本字典放在桌子上，以便在学英语时帮助我。)

Can you please pass me the dictionary? I need to look up a word. (你能把字典递给我吗？我需要查一个单词。)

The dictionary is a valuable tool for language learners. (字典对于语言学习者来说是一个宝贵的工具。)