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Sentence

両りょう国こくは長なが年ねんにわたり親しん交こうを保たもってきた。

Span Details

両りょう国こく

長なが年ねん

many years; a long time

noun, adverb

throughout; over a period of; over a span of

-> に渡りexpression

親しん交こう

intimacy; friendship; close relations

keep; maintain; preserve

-> 保つgodan verb

action or change coming toward the speaker or up to the present

-> てくるgrammar

past tense or completed action