xxxxxxxxxx<html><head> <meta charset="utf-8"> <title>W3Cschool教程(w3cschool.cn)</title> </head><body><h4>没有单元格间距:</h4><table border="1"><tr> <td>First</td> <td>Row</td></tr><tr> <td>Second</td> <td>Row</td></tr></table><h4>单元格间距="0":</h4><table border="1" cellspacing="0"><tr> <td>First</td> <td>Row</td></tr><tr> <td>Second</td> <td>Row</td></tr></table><h4>单元格间距="10":</h4><table border="1" cellspacing="10"><tr> <td>First</td> <td>Row</td></tr><tr> <td>Second</td> <td>Row</td></tr></table></body></html>