每日商務英語 第747期:說不出的

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ineffable ——— 說不出的（形容詞）

英文釋義
(adjective) Unspeakable, incapable of being expressed through words.

例句
The travelers were charmed by the ineffable beauty of the mountain lake at dawn.
旅行者被這座山間湖泊在黎明時分難以表達的美麗陶醉了。