基本解释连接套筒英汉例句双语例句I felt a jerk on my sleeve, then realized it was just a tree branch.我觉得有人拉我的袖子，后来发现只不过是树枝而已。branch sleeve更多例句词组短语短语branch off sleeve 分线套管branch sleeve更多词组专业释义能源科学技术支管接套