latchstring

Then we started for the house, and I went in the back door -- you only have to pull a buckskin latchstring, they don't fasten the doors -- but that warn't romantical enough for Tom Sawyer;

随往屋子走去，门进——只消拉一下用鹿皮做门闩绳子就行了，他门是不锁——不过这样还不够浪漫，不合汤姆•莎耶。