dimorphostroma双: two; twin; both; dual形: form; shape叠层: laminate; callenia; stromato ...石: dan,a unit of dry measure fo ...属: join; combine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:双形叠层石属，即可在微信中查询翻译
