valley deepening深: deep作用: act on; affect削深作用: oversteepening深作: fukasaku; fukatsukuri; mitsukuri阶状断层控制的加深作用: stepwise fault-controlled deepening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:深作用,即可在微信中查询翻译