数字分类支持 1-999 数字学习，按规则运行时生成词条

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

LearnEnglish/LearnEnglish/Resources/words.json

@@ -166,7 +166,15 @@
         { "word": "seventeen", "phonetic": "/ˌsevnˈtiːn/", "meaning": "十七", "example": "He got seventeen points.", "exampleMeaning": "他得了十七分。" },
         { "word": "eighteen", "phonetic": "/ˌeɪˈtiːn/", "meaning": "十八", "example": "She is eighteen years old.", "exampleMeaning": "她十八岁。" },
         { "word": "nineteen", "phonetic": "/ˌnaɪnˈtiːn/", "meaning": "十九", "example": "Nineteen people came to the party.", "exampleMeaning": "十九个人来参加了聚会。" },
-        { "word": "twenty", "phonetic": "/ˈtwenti/", "meaning": "二十", "example": "I have twenty yuan.", "exampleMeaning": "我有二十元。" }
+        { "word": "twenty", "phonetic": "/ˈtwenti/", "meaning": "二十", "example": "I have twenty yuan.", "exampleMeaning": "我有二十元。" },
+        { "word": "thirty", "phonetic": "/ˈθɜːrti/", "meaning": "三十", "example": "She has thirty stamps.", "exampleMeaning": "她有三十张邮票。" },
+        { "word": "forty", "phonetic": "/ˈfɔːrti/", "meaning": "四十", "example": "There are forty students.", "exampleMeaning": "有四十个学生。" },
+        { "word": "fifty", "phonetic": "/ˈfɪfti/", "meaning": "五十", "example": "My grandfather is fifty.", "exampleMeaning": "我爷爷五十岁。" },
+        { "word": "sixty", "phonetic": "/ˈsɪksti/", "meaning": "六十", "example": "An hour has sixty minutes.", "exampleMeaning": "一小时有六十分钟。" },
+        { "word": "seventy", "phonetic": "/ˈsevnti/", "meaning": "七十", "example": "My grandmother is seventy.", "exampleMeaning": "我奶奶七十岁。" },
+        { "word": "eighty", "phonetic": "/ˈeɪti/", "meaning": "八十", "example": "He can count to eighty.", "exampleMeaning": "他能数到八十。" },
+        { "word": "ninety", "phonetic": "/ˈnaɪnti/", "meaning": "九十", "example": "The book has ninety pages.", "exampleMeaning": "这本书有九十页。" },
+        { "word": "hundred", "phonetic": "/ˈhʌndrəd/", "meaning": "百", "example": "One hundred people came.", "exampleMeaning": "来了一百个人。" }
       ]
     },
     {