每日商务英语 第747期:说不出的

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ineffable ——— 说不出的（形容词）

英文释义
(adjective) Unspeakable, incapable of being expressed through words.

例句
The travelers were charmed by the ineffable beauty of the mountain lake at dawn.
旅行者被这座山间湖泊在黎明时分难以表达的美丽陶醉了。