大约;…左右;…上下
大约
about
It'll cost €100 or so.这大约要花 100 欧元。
… or so
…左右;…上下
used after a number, an amount, etc. to show that it is not exact
There were twenty or so (= about twenty) people there.那儿有差不多二十个人。
释义来自《牛津高阶英汉双解词典》第 9 版