VOA慢速英语:脸谱网用人工智能对抗自杀

pattern –n. something that takes place in a repeated and identifiable way

software –n. a computer program, digital instructions that tell a computer or machine to do something

artificial intelligence –n. the ability of computers to copy human behavior such as making recommendations or decisions

scan –v. processing digital information such as messages or pictures to look for something

check on –v. to make sure nothing is wrong with something or someone

monitor –v. watch for signs of some activity