one-half中文什么意思

二分之一

• one:     Once one is ...
• half:    n. (pl. halves ) 1 ...
• half one:    每隔一穴让一球

例句与用法

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1. The probability of "heads" is exactly one-half .
   出现正面的几率恰好等于12。
2. Approximately one-half of this edition is new .
   这一版本大约有一半内容是新写的。
3. Such wave fronts are separated from one another by one-half wavelength .
   这种波阵面彼此间隔半个波长。
4. A small hole is defined as not to exceed the area of one-half a pellet .
   一个小孔指的是不超过半个大格的区域。
5. Most stretch yarns can be extended from one and one-half to twice their normal or relaxed length .
   大多数弹力丝可被拉伸到正常或松驰状态长度的1倍半到2倍。

英文释义

名词

1. one of two equal parts of a divisible whole; "half a loaf"; "half an hour"; "a century and one half"
   同义词：half