解封 ease lockdown lift lockdown end lockdown After 76 days, China lifts lockdown on Wuhan and allows people to leave the city. 76天之后，中国取消了对武汉的封城，允许人们离开。
Lift v. 取消，撤销 to end a rule or law The restriction on electricity usage has been lifted. 用电限制已经被取消。
seal off v. 封锁 The city had been sealed off since January 23 because of the coronavirus. 受新冠疫情影响，1月23号开始，这座城市封城。
restriction n. 限制；约束 The threat of further infections remains and some restrictions within the city will remain in place. 进一步感染的威胁仍然存在，城市内的一些限制将继续继续。
green/yellow/red QR code 绿/黄/红码 You need to show your green QR code before entering the building. 进入大楼之前，你需要出示绿码。