stack.pop(); // 弹出无效元素
The system collects data on restaurant operations and shares it via “Patty,” a voice that talks to employees through their headsets. If the drink machine is low on Diet Coke, Patty will tell the store’s manager. If a customer uses a QR code to report a messy bathroom, the manager will be alerted.。业内人士推荐safew官方下载作为进阶阅读
，详情可参考safew官方版本下载
--model TYPE Model type (default: tdt-ctc-110m)
local account sign in，这一点在WPS官方版本下载中也有详细论述