The F.T.C.estimates that food,drink and fast-food restaurants spent more than one and a half billion dollars on advertising to young people in two thousand six.

VOA : special.2010.06.04

Remember, Newton said F = ma, but didn't tell you what value F has in a given context.

记住,牛顿只说 F = ma,但却没告诉你 F 在特定条件下的值是多少

基础物理课程节选 : 耶鲁公开课

F-O-O in lowercase and, in fact, foo it is buggy because I typed lowercase F-O-O and FOO yet I get back capital F-O-O as both the original and the copy and that's simply because I haven't done this correctly.

小写的f-o-o，实际上，它是有bug的，因为我输入小写的,而我得到的原始的和拷贝的都是大写的,简单说，我处理错了。

计算机科学课程节选 : 哈佛公开课

The F.T.C.says children are important for three reasons.

VOA : special.2010.06.04