Show pageOld revisionsBacklinksBack to top Old Revisions These are the older revisons of the current document. To revert to an old revision, select it from below, click Edit this page and save it. 2025/08/18 21:09 yī shí èr niǎo: 一石二鸟 - Kill two birds with one stone – created xiaoer +12.1 KB (current)Show differences between selected revisions