stamp collection

stamp collection stamp collection show stamp collection是什么意思 stamp collection和stamp collecting有什么区别? she has great stamp collection什么意思 coLLect 与stamp coLLection有何区别 i need one more stamp before my collection _____. .I need one more stamp before my collection ____. I need one more stamp before c______my collection I need one more stamp before my collection __. 1.He needed one more stamp before his collection is ( ) 1.My sister has a great stamp collection.（翻译）