耐用たいよう年数ねんすうだったら taiyōnensūdattara 1. If/when lifespan; If it were durable Noun #1477812 Open Menu Add to collection... Open
たら tara 1. if; when2. when it comes to ...; as for ... + 3 additional meanings ★ Common Particle #5466 Open Menu Add to collection... Open