protospongia原始: original; firsthand海绵: sponge; spunge foam rubber o ...原始海洋: primitive ocean; proto-ocean原始海洋代: oceanic era原始海洋的: protooceanic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:原始海绵,即可在微信中查询翻译