Chrome，
QQ浏览器
.
![[全部更新完毕！初中物理&幽默课堂]八年级上册人教版初中物理 课本讲解](http://imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2Ffc843986c5f632f45afe010ddc634f13873286f9.png%40672w_378h_1c_%21web-search-common-cover)
![[中考物理]光学复习！快来拿分！一口气拿下《透镜》所有考点！（上集）](http://imgshow.1ydt.com/img?url=%2F%2Fi1.hdslb.com%2Fbfs%2Farchive%2F08ab227c9627398d659f4966b4e37ae1cf95e4c5.jpg%40672w_378h_1c_%21web-search-common-cover)
![[初中物理]一口气解决《机械效率》所有问题！全网最详知识讲解，零基础逆袭期末物理！](http://imgshow.1ydt.com/img?url=%2F%2Fi1.hdslb.com%2Fbfs%2Farchive%2Fddd3873a3232f535d06e754a61b4ac9e844e4dc7.jpg%40672w_378h_1c_%21web-search-common-cover)
.