Definition
to successfully make contact with someone by phone
成功用电话联系上；拨通电话
I tried several times, and I finally got through to him.
我试了好几次，终于成功联系到他了。
She kept calling, but she couldn't get through to the client at all.
她一直打电话，但完全无法联系到客户。
It's hard for me to get through to customer service during such busy hours.
在这么繁忙的时段，我很难联系到客服。