常見(jiàn)例句用作形容詞 (adj.)The prices of food remain unchangeable in undeveloped country.在不發(fā)達(dá)國(guó)家,物價(jià)會(huì)連續(xù)幾年保持不變.The umpire's decision is unchangeable.裁判的決定是無(wú)法改變的。 返回 unchangeability