- 相关词组
- arch structure拱形结构，拱结构;
- arch truss拱形桁架;
- arch falsework楔形砖;
- arch stone拱石;
- arch gravity dam拱形重力坝;
- arch buttress拱壁;
- arch abutment拱端，拱台;
- arch dam拱坝;
- arch door拱门;
- arch center拱架;
- arch covering拱形屋面;
- arch thrust拱推力;拱应力;
- arch bridge拱桥;
- arch apex拱顶石;
- arch without articulation无铰拱;
- arch key拱顶石;
- arch block拱块;
- arch bar（车轴的）拱板，拱杆，弓杆;
- arch of triumph凯旋门;
- arch camber起拱;拱势;
- 今日热词
- 热门搜索
- telescope n.望远镜;v.叠缩;精简;
- i am back 我回来了;
- confession n.供词;承认;表白;忏悔;
- myth n.神话;神怪故事;奇人，奇事;虚构的人，虚构的事;
- duty n.责任;职务，职责;上班;税;
- so as to 为了…;以便;庶几乎;庶乎;
- blenders n.搅拌机;(电动)食物搅拌器;掺和器blender的名词复数
- symptom n.症状;征兆;
- perform v.执行;起…作用;演出;表现（好 / 不好）;
- harmful adj.有害的;
- tomato n.番茄，西红柿;[俚语] 美女;
- kindergarten n.学前班;幼儿园;
