How to say although most islands in the ocean have been mapped, the ocean floor is generally unknown. in Japanese
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太陽太陽(taiyou) (n) sun/solarにに(ni) (prt) indicates such things as location of person or thing, location of short-term action, etc.浮no dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verbかか(ka) (prt) indicates question/indicates choice, doubt, etc.ぶほとんどno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verbのの(no) (prt) indicates possessive/nominalizes verbs and adjectives/substitutes for "ga" in subordinate phrases/indicates a confident conclusion/ indicates emotional emphasis/indicates question島島(shima) (n) island/territory/turfはは(ha) (int) indicating a subject/yes/indeed/well/ha!/what?/huh?/sigh地図地図(chizu) (n) mapにに(ni) (prt) indicates such things as location of person or thing, location of short-term action, etc.示さno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verbれているno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verbがが(ga) (prt) indicates sentence subject/indicates possessive/but/however/still/and、、(、) Japanese comma海底海底(kaitei) (n) bottom of the ocean/undersea/submarineはは(ha) (int) indicating a subject/yes/indeed/well/ha!/what?/huh?/sigh一般に一般に(ippanni) (adv) in general/generallyはは(ha) (int) indicating a subject/yes/indeed/well/ha!/what?/huh?/sigh知らno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verbれてno dictionary result, likely a conjigated verbい(prt) strengthens a question, assertion, etc.ないない(nai) (aux-adj) not/emphatic suffix。。(。) Japanese period "."
