改写划线的段落中心句 First of all, installing a camera will not infringe upon the privacy of college students. Many students are worried that their privacy will be violated and oppose the installation of cameras in school, but these cameras are only installed in public places on campus. What's more, camera footage is not constantly monitored. It's viewed only if DPS is alerted that a crime is in progress or after one occurs.
【参考答案】
First of all, in spite of the concern that cameras will infringe on the privacy of college students, they are actually quite safe and reliable.