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- n. 五十；五十个；编号为50的东西
- adj. 五十的；五十个的；众多的
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1. She is a fifty years old woman.
她是个50岁的妇人。
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2. They work fifty hours a month.
他们一月工作50小时。
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3. Fifty is an good number.
50是个吉利的数字.
- fifty (n.) Old English fiftig "fifty; a set of fifty," from fif "five" (from PIE root *penkwe- "five") + -tig "group of ten" (see -ty (1)). Compare Old Frisian fiftich, Old Norse fimm tigir, Dutch vijftig, Old High German fimfzug, German fünfzig, Gothic fimf tigjus. U.S. colloquial fifty-fifty "in an even division" is from 1908.
fifty ★ / ˈfɪfti ; NAmE ˈfɪfti / 1 ★ number 50 五十 2 noun the fifties [plural ] numbers, years or temperatures from 50 to 59 五十几；五十年代 ◆ She was born in the fifties. 她是五十年代出生的。 ▶ fif·ti·eth ★ fiftieth fiftieths / ˈfɪftiəθ ; NAmE ˈfɪftiəθ / ordinal number , noun HELP There are examples of how to use ordinal numbers at the entry for fifth. 序数词用法示例见 fifth 条。 IDIOM in your ˈfifties between the ages of 50 and 59 *50 多岁 ◆ He retired in his fifties. 他在五十多岁时退休了。 fifty fifties fifty / ˈfɪfti ; NAmE ˈfɪfti / fif·ti·eth / ˈfɪftiəθ ; NAmE ˈfɪftiəθ /
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