单词	nut
释义	nutnut /nʌt/ ●●● S2 W3 noun [countable] Etymology ETYMOLOGYnut Origin: Old English hnutu 1FOOD a dry brown fruit inside a hard shell, that grows on a tree:  a selection of nuts a cashew nut2TOOL a small piece of metal with a hole through the middle, which is screwed onto a bolt to fasten things together:  Use a wrench to tighten the nuts.3CRAZY PERSON informal someone who is crazy or behaves strangely:  Oh, don’t be such a nut.4a golf/opera etc. nut informal someone who is very interested in golf, etc. SYN fanatic:  Tina is a real health nut.5the nuts and bolts of something informal the practical details of a subject or job:  the nuts and bolts of the banking system6a hard/tough nut (to crack) informal a difficult problem or situation, or a difficult person to deal with:  The judge was known to be a tough nut to crack.[Origin: Old English hnutu] → see also nuts1
随便看	salvo Samaritan samba same sameness same-sex Samizdat Samoa Samoan samovar sampan sample sample proportion sampler sample space sampling method Samson Samuel samurai Sana'a sanatorium sanctification sanctify sanctimonious sanctimoniously

英语词典包含48224条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。