如果玛丽和凯特是朋友，那么与凯特交往就是与玛丽保持联系的一个途径。 If Mary and Kate were friends, then to consort with Kate was one way of keeping in touch with Mary.
＂与此同时，两小时前放进去了一只麦克风，使这些人能与他们最亲近的亲属保持联系。＂ "Meanwhile, a microphone, which was lowered into the mine two hours ago, has enabled the men to keep in touch with the closest relatives."
他与经理保持联系。 He kept in touch with his manager.
我在旅行期间舆同学们保持联系。 I kept in touch with my classmates during my journey.
