熟门熟路[shú mén shú lù]
词典be used to one's ways：熟门熟路。
词典a familiar road and a familiar door -- things that one knows well
词典be familiar with：熟悉；认识。
词典\u0039\u0031\u0031\u67E5\u8BE2\u00B7\u82F1\u8BED\u5355\u8BCD
词典be on good terms with someone：熟门熟路。
熟门熟路[shú mén shú lù]
be used to one's ways; a familiar road and a familiar door -- things that one knows well; be familiar with (a situation, etc.); be on good terms with someone