the sevener
这里的sevener指数字7。
The sevener is considered a lucky number in many cultures.
在某些文化中，数字七被认为是幸运数字。
七
the cardinal number that is the sum of six and one; seven
the cardinal number that is the sum of six and one
In many board games, rolling a sevener moves you to the next space.
在许多棋盘游戏中，掷出七点会让你前进到下一格。
用法提示：“sevener”在此句中作名词，指数字七，作为动名词“rolling”的宾语。
The code requires a sevener as the first digit.
密码的第一个数字需要是七。
用法提示：“sevener”在此句中作名词，指数字七，是“requires”的宾语。
He drew a sevener and won the game.
他抽到了一张七点牌，赢了比赛。
用法提示：“sevener”在此句中作名词，指数字七，是“drew”的宾语。
这里的sevener指数字7。
The sevener is considered a lucky number in many cultures.
在某些文化中，数字七被认为是幸运数字。
sevener在口语中可表示骰子上的七点。
He rolled a sevener, winning the game.
他掷出了一个七点，赢得了比赛。
grammar · medium
易错句子There are sevener books on the table.
正确表达There are seven books on the table.
“sevener” 是名词，表示数字七本身，不能像基数词 seven 那样直接修饰名词。应使用基数词 seven 表示数量。
grammar · medium
易错句子He finished in sevener place.
正确表达He finished in seventh place.
序数词应使用 seventh，表示顺序；sevener 是名词，不表示顺序。
sevener 是七的正式名词（罕见），而 seven 是常见基数词。
sevener 指数字七，seventeen 是十七，拼写和发音相近但数值不同。
sevener 与 seventy 拼写相似，但 seventy 表示七十。
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