unutterableadj.
英 ʌn'ʌt(ə)rəb(ə)l | 美 ʌn'ʌtərəbl
中文adj. 十足的；说不出口的；无法用言语表达的
词根词源
unutterable (adj.)1580s, from un- (1) "not" + utterable (see utter (v.)). As a noun, from 1788; unutterables as a euphemism for "trousers" is recorded by 1843.
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