jì
1
to send
2
to mail
3
to entrust
4
to depend on
5
to attach oneself to
6
to live (in a house)
7
to lodge
8
foster (son etc)
我刚把明信片出了。
I just sent a postcard.
了一封信给你。
I sent a letter to you.
我收到从北京过来的包裹了。
I received a package sent from Beijing.