End-to-end encryption and privacy controls.
Message and call for free* around the world.
Group conversations made simple.
Say it with stickers, voice, GIFs and more.
Reach your customers from anywhere.
中科院自动化所副所长刘成林教授:模式识别,从初级感知到高级认知 https://codingnote.cc/zh-sg/p/507678/