| 单词 | twenty |
| 释义 | twenty n. & adj. --n (pl. -ies) 1. the product of two and ten. 2. a symbol for this (20, xx, XX). 3. (in pl.) the numbers from 20 to 29, esp. the years of a century or of a person's life. 4. colloq. a large indefinite number (have told you twenty times). --adj that amount to twenty. Phrases and idioms twenty-first, -second , etc. the ordinal numbers between twentieth and thirtieth. twenty-one, -two , etc. the cardinal numbers between twenty and thirty. twenty-twenty (or 20/20) 1. denoting vision of normal acuity. 2. colloq. denoting clear perception or hindsight. Derivatives twentieth adj. & n. twentyfold adj. & adv. Etymology: OE twentig (perh. as TWO, -TY(2)) |
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