| 符号 |
范例
Use |
文章搜索范围.... |
| AND |
internet
AND programming |
internet
and programming in the same article. |
| OR |
internet
OR programming |
internet
or programming, or both, anywhere in the entire
article. |
| NOT |
internet
AND NOT programming |
internet
but not programming. |
| NEAR |
internet
NEAR/3 programming |
internet
occurs within 3 words near programming. |
| ADJ |
internet
ADJ programming |
programming
appears immediately after internet. |
| W/n |
internet
W/3 programming |
programming
occurs within 3 words after internet. |
| ? |
int??net
|
matches
internet, intranet... |
| * |
inter*
|
matches
inter, internet, international... |
| + |
program+
|
matches
program, programmed, programming, programmer... |
| # |
program# |
matches
program, but not programmed, programming,
programmer... |
