短语词组短語a pound of tea 一磅茶a pound of potatoes 一磅土豆half a pound of 半磅a pound of beef 一磅牛肉A Pound of Paper 一磅紙一個嗜書者的告白a pound of butter 一磅黃油;一磅嬭油a pound of tomatoes 一磅西紅柿a pound of meat 一磅肉 返回 a pound of