1. After a thorough investigation, many experts now believe that the streak was a run-of-the-mill jet aircraft contrail. 经过彻底的调查,许多专家现在认为,这条轨迹是一条普通的喷气式飞机尾迹。
2. I was just a very average run-of-the-mill kind of student. 我曾只是一个普普通通的学生。
3. this is not your ordinary, run-of-the-mill recession. 这不是普通、平常的衰退。
4. He is not particularly brilliant; just run-of-the-mill. 他并不是特别有才能,只是普普通通。
5. America's schools produce run-of-the-mill results despite generous funding. 美国的教育系统得到极为慷慨的资助,交出的不过是一份平庸的成绩单。