geanticlinal arch地: the earth背: body's back斜: oblique; slanting; skew; bev ...拱起: hunch-up背斜拱起: anticlinal arch下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:地背斜拱起,即可在微信中查询翻译