How to say two brothers set out on a journey together. in Japanese
1)
二人二人(futari) (n) two persons/two people/pair/couple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兄弟兄弟(kyoudai) (n) siblings/brothers and sisters/brothers/siblings-in-law/brothers-in-law/sisters-in-law/ mate/friendはは(ha) (int) indicating a subject/yes/indeed/well/ha!/what?/huh?/sigh一緒に一緒に(isshoni) (adv) together/at the same time/in a lump旅行旅行(ryokou) (n,vs,adj-no) travel/tripにに(ni) (prt) indicates such things as location of person or thing, location of short-term action, etc.出発出発(shuppatsu) (n,vs) departureしたした(shita) (n) did/a past form of the previous verb/tongue/tongue-like object/clapper/talon。。(。) Japanese period "."
