look back on sth
我回顾过去，只看到了某事物存在的标志。
I look back there and I'm just seeing that sign that says' exit '.
youdao
如果你需要记下某事，就重复，检测你自己是否记得，定期回顾。
If you need to remember something, repeat it, test yourself on it, review it regularly.
应用推荐
模块上移
模块下移
不移动