unicode码的分布情况，够清楚了吧！不仅汉字，什么都有了！
| 0000..007F | Basic Latin |
| 0080..00FF | Latin-1 Supplement |
| 0100..017F | Latin Extended-A |
| 0180..024F | Latin Extended-B |
| 0250..02AF | IPA Extensions |
| 02B0..02FF | Spacing Modifier Letters |
| 0300..036F | Combining Diacritical Marks |
| 0370..03FF | Greek |
| 0400..04FF | Cyrillic |
| 0530..058F | Armenian |
| 0590..05FF | Hebrew |
| 0600..06FF | Arabic |
| 0700..074F | Syriac |
| 0780..07BF | Thaana |
| 0900..097F | Devanagari |
| 0980..09FF | Bengali |
| 0A00..0A7F | Gurmukhi |
| 0A80..0AFF | Gujarati |
| 0B00..0B7F | Oriya |
| 0B80..0BFF | Tamil |
| 0C00..0C7F | Telugu |
| 0C80..0CFF | Kannada |
| 0D00..0D7F | Malayalam |
| 0D80..0DFF | Sinhala |
| 0E00..0E7F | Thai |
| 0E80..0EFF | Lao |
| 0F00..0FFF | Tibetan |
| 1000..109F | Myanmar |
| 10A0..10FF | Georgian |
| 1100..11FF | Hangul Jamo |
| 1200..137F | Ethiopic |
| 13A0..13FF | Cherokee |
| 1400..167F | Unified Canadian Aboriginal Syllabics |
| 1680..169F | Ogham |
| 16A0..16FF | Runic |
| 1780..17FF | Khmer |
| 1800..18AF | Mongolian |
| 1E00..1EFF | Latin Extended Additional |
| 1F00..1FFF | Greek Extended |
| 2000..206F | General Punctuation |
| 2070..209F | Superscripts and Subscripts |
| 20A0..20CF | Currency Symbols |
| 20D0..20FF | Combining Marks for Symbols |
| 2100..214F | Letterlike Symbols |
| 2150..218F | Number Forms |
| 2190..21FF | Arrows |
| 2200..22FF | Mathematical Operators |
| 2300..23FF | Miscellaneous Technical |
| 2400..243F | Control Pictures |
| 2440..245F | Optical Character Recognition |
| 2460..24FF | Enclosed Alphanumerics |
| 2500..257F | Box Drawing |
| 2580..259F | Block Elements |
| 25A0..25FF | Geometric Shapes |
| 2600..26FF | Miscellaneous Symbols |
| 2700..27BF | Dingbats |
| 2800..28FF | Braille Patterns |
| 2E80..2EFF | CJK Radicals Supplement |
| 2F00..2FDF | Kangxi Radicals |
| 2FF0..2FFF | Ideographic Description Characters |
| 3000..303F | CJK Symbols and Punctuation |
| 3040..309F | Hiragana |
| 30A0..30FF | Katakana |
| 3100..312F | Bopomofo |
| 3130..318F | Hangul Compatibility Jamo |
| 3190..319F | Kanbun |
| 31A0..31BF | Bopomofo Extended |
| 3200..32FF | Enclosed CJK Letters and Months |
| 3300..33FF | CJK Compatibility |
| 3400..4DB5 | CJK Unified Ideographs Extension A |
| 4E00..9FFF | CJK Unified Ideographs |
| A000..A48F | Yi Syllables |
| A490..A4CF | Yi Radicals |
| AC00..D7A3 | Hangul Syllables |
| D800..DB7F | High Surrogates |
| DB80..DBFF | High Private Use Surrogates |
| DC00..DFFF | Low Surrogates |
| E000..F8FF | Private Use |
| F900..FAFF | CJK Compatibility Ideographs |
| FB00..FB4F | Alphabetic Presentation Forms |
| FB50..FDFF | Arabic Presentation Forms-A |
| FE20..FE2F | Combining Half Marks |
| FE30..FE4F | CJK Compatibility Forms |
| FE50..FE6F | Small Form Variants |
| FE70..FEFE | Arabic Presentation Forms-B |
| FEFF..FEFF | Specials |
| FF00..FFEF | Halfwidth and Fullwidth Forms |
| FFF0..FFFD | Specials |
| 10300..1032F | Old Italic |
| 10330..1034F | Gothic |
| 10400..1044F | Deseret |
| 1D000..1D0FF | Byzantine Musical Symbols |
| 1D100..1D1FF | Musical Symbols |
| 1D400..1D7FF | Mathematical Alphanumeric Symbols |
| 20000..2A6D6 | CJK Unified Ideographs Extension B |
| 2F800..2FA1F | CJK Compatibility Ideographs Supplement |
| E0000..E007F | Tags |
| F0000..FFFFD | Private Use |
| 100000..10FFFD | Private Use |