短语词组短語bow breast line 前橫纜bow balance line 彎形天平鉤extra bow line 首加纜bow w balance line 彎形天平鉤extra -bow line 船首增索bow and stern line 艏艉線line bow 縱曏彎曲Squall Line -Bow Echo 颮線型弓形廻波 返回 bow line