| 1. | A word boundary is the position between a word and a space 字边界是单词和空格之间的位置。 |
| 2. | In the word chapter because it appears before a word boundary ,因为它出现在字边界的前面: |
| 3. | But on a word boundary in the word 中的非字边界处,但出现在单词 |
| 4. | Because the characters appear following a word boundary 的开头三个字符,因为这三个字符出现字边界后面: |
| 5. | The word boundary metacharacters ensure that only whole words are detected 字边界元字符确保只检测整个单词。 |
| 6. | Denotes a word boundary between 表示单词边界(在 |
| 7. | Matches a word boundary , that is , the position between a word and a space 匹配一个字边界,即字与空格间的位置。 |
| 8. | Sentence and word boundaries 句子和词边界 |
| 9. | To verify that the second match is on a word boundary , add the metacharacter 为验证上述第二种匹配是以单词为边界的,可以将元字符 |
| 10. | Detect word boundaries more accurately by treating punctuation characters as parts of words 检测单词边界时把标点视为单词的一部分 |