1·MR. SAKAI: Excuse me, what does the dotted line represent?
酒井先生：打扰一下，虚线代表的是什么?
2·And to have a 50% gray displayed, you need an image value of about 75% (you can see the red dotted line).
并有50%的灰色显示，则需要约75%的形象价值(你可以看到红色虚线)。
3·This chapter concentrates on the dotted line in Figure 1 — the interface, or API (application Programming interface), between the parser and the application.
本章集中讨论图1中的虚线-语法分析器和应用程序之间的接口或API(应用程序编程接口)。
4·So, before signing on the dotted line, take two or three courses, from different professors, that start with a high number (300, 400, 3000, 4000, or whatever it is at your school).
所以，在虚线上签名前，一定要选修不同教授的两门或三门课程，他们的课程编号很高(300,400,3000,4000或是别的什么)。
5·Crucially, for the year 2010, that dotted line showed there would be a rise of 0.8c since the Second World War - which is exactly what we are experiencing today.
最重要的是，那条虚线显示，2010年的气温将比第二次世界大战以来上升0.8 C，而今我们确实在经历这种升温。