We're a tight group, so we do keep in touch.
我们关系很铁，所以的确保持着联系。
I had to keep in with the people who mattered.
我得和管事儿的人保持良好关系。
We do keep in contact.
我们确实保持着联系。
She's still keen to keep in touch
她仍旧很愿意保持联系。
Keep in mind you're going to be fighting lots of men who hit plenty hard.
记住你要和许多出拳非常凶狠的人交手。
I wanted to keep in touch, but when I called him he gave me the brush-off.
我想和他保持联系，但当我打电话给他时，他却不理睬我。