VERB
使逐渐而巧妙地取得;使迂回潜入(或挤入)
If you say that someone insinuates themselves into a particular situation, you mean that they manage very cleverly, and perhaps dishonestly, to get into that situation.
例句
He gradually insinuated himself into her life.
他处心积虑终于一步步走进了她的生活。