彼の話は半分本当で半分嘘だ。
His story is half true and half false.
半分あきらめかけていたところに、合格の知らせが届いた。
I had half given up when the news came that I had passed.
彼女は半分泣きながら事情を説明した。
She explained the situation, half in tears.
半分冗談のつもりで言ったのに、本気にされてしまった。
I said it half as a joke, but they took it seriously.