您要查找的是不是：
- The doctors gave him an ultrasonic brain scan. 医生给他做了脑部超声波扫描检查。
- scan substring 扫描子串
- The second scan revealed a brain tumor. 第二次扫描显示出一个脑瘤。
- I scan Time magazine while wait at the doctor's office. 在医生的诊所等的时候，我翻看时代杂志。
- Did you scan the headline Green Slated for the Presidency? 你有没有看格林被提名为总统候选人的大标题?
- To search and match substring from text. 从文本中查找匹配符合表达式的子字符串。
- Integer that specifies the length of the substring. 指定子字符串长度的整数。
- Integer that specifies where the substring starts. 指定子字符串开始位置的整数。
- The source string for the substring. 子字符串的源字符串。
- The substring that replaces the Find string. 替换Find字符串的子字符串。
- Number of substring substitutions to perform. 执行子字符串替换的数目。
- The first argument is the substring that matched. 第一个参数是匹配的子字符串。
- String character used to identify substring limits. 用于标识子字符串边界的字符串字符。
- I need a scan because I need to e-mail a copy. 我需要一份扫描的，因为我需要用电子邮件发送。
- Ashley Cole had a scan today on his injured knee. 阿科尔今天对他受伤的膝盖进行了一次扫描.
- The substr() function returns a part of a string. 函数的作用是：返回子字符串。
- Narrowly did we scan our resources. 我们曾经仔细地检查了我们的资源。
- Could you teach me how to scan an image? 你可以教我如何扫描一个影像吗?
- Khalid Boulahrouz will have a scan tomorrow. 博拉鲁兹明天将接受扫描检查。
- The dictator scan disposed of all his opponents. 那独裁者没有多久即将所有政敌清除。
