if r.status_code != 200:
宇树发布新一代四足机器狗 As2
，推荐阅读搜狗输入法下载获取更多信息
Inside Google's AI plan to end Android developer toil - and speed up innovation
Speech recognition helps with pronunciation, while offline downloads let you practice mid-flight or during a commute. Progress syncs across phone and desktop, so learning doesn’t depend on one device. Instead of cramming a phrasebook before departure, you build familiarity over time — enough to understand replies, not just deliver rehearsed lines.