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
Now they approached the darker smudge that had been the signal fire, yawning, rubbing their eyes, treading with practised feet . 这会儿他们走近曾经是信号火的一堆黑漆漆的余烬，打着呵欠，揉着眼睛，熟门熟路地走着。
2.
He ' s familiar with doing business in the us （他对在美国做生意熟门熟路。 ）
3.
The 300 - meter cave in the kenting national park is not widely known , which leads locals to believe only someone familiar with the area could be destroying it 这一条三百公尺长的钟乳石洞并不太为人所知，因此，盗采的可能是熟门熟路的人。
4.
Although greek law states that builders cannot put up homes on former forested areas , developers are practised at getting around such regulations 尽管希腊法律明令禁止房地产商在曾被森林覆盖的土地上建房，商人们对规避此类条例已是熟门熟路。
