YSK if you meet someone online who offers to help you invest in Bitcoin or cryptocurrency, it is a SCAM. Scammers may spend weeks or months building a relationship and earning your trust before going after your money - they call it "pig butchering"
from /r/YouShouldKnow
YSK如果你在网上遇到有人提出帮你投资比特币或加密货币，这就是一个骗局。骗子可能会花几周或几个月的时间建立关系，赢得你的信任，然后再去骗你的钱--他们称之为 "屠猪"