夏(なつ)服(ふく)を着(き)ればいいのに。 Why don't you wear summer clothes?You should just wear summer clothes.ほかの訳(わけ) (3)If only she'd wear summer clothes. 単(たん)語(ご):夏(なつ)服(ふく)を着(き)るいいのに確(かく)認(にん)済(ず)み