unflappable
adj.
1958, from un-(1) "not" + flap, v. + -able. Originally used in reference to Harold Macmillan, British P.M. 1957-63.
词汇 | unflappable |
词根词缀 | Online Etymology Dictionary unflappable adj. 1958, from un-(1) "not" + flap, v. + -able. Originally used in reference to Harold Macmillan, British P.M. 1957-63. |
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