drop by

Drop by the office whenever you're in the area—the door is always open.只要你在这附近，随时都可以顺路过来——大门随时为你敞开。

He dropped by the client's office to deliver the documents in person rather than sending them by post.他顺路去了客户办公室亲自送文件，而不是通过邮寄方式。