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不缩写，难道你需要把那些号码都拼出来吗？其实规则很简单，1 加 st,2 加 nd,3 加 rd ，其他的都加 th.举几个例子：first (1st),second (2nd),third (3rd),fourth (4th),。

thirty-fifth (35th),thirty-six (36th),。eighty-second (82nd),eighty-third (83rd),。

nineth-nine (99th) and one hundredth (100th).或许你没想清楚吧？每个月份都没有100天呀。