How to say he contends that primitive life once existed on mars. in Japanese
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火星火星(kasei) (n,adj-no) marsにに(ni) (prt) indicates such things as location of person or thing, location of short-term action, etc.はは(ha) (int) indicating a subject/yes/indeed/well/ha!/what?/huh?/sighかつてかつて(katsute) (adv,adj-no) once/before/formerly/ever/former/ex-/never yet/never before/first time/still not happened原始的原始的(genshiteki) (adj-na) primitive/originalなな(na) (prt) connects adj to noun/indicates emotion or emphasis/command/prohibition生物生物(seibutsu) (n,adj-no) living things/creature/ biologyがが(ga) (prt) indicates sentence subject/indicates possessive/but/however/still/and存在存在(sonzai) (n,vs,adj-no) existence/beingしし(shi) (num) 10^24/septillion/quadrillionていたとno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verb彼彼(kare) (ok) that , or something understood without naming it directly)/that person/over there/hey/eh?/thatはは(ha) (int) indicating a subject/yes/indeed/well/ha!/what?/huh?/sigh力説力説(rikisetsu) (n,vs) insistence/emphasis/stressしたした(shita) (n) did/a past form of the previous verb/tongue/tongue-like object/clapper/talon。。(。) Japanese period "."
