9. 约数：1）表示“大约”可以用about/some/around/nearly/something like/more or less，用
or so 表示“左右、大约”置于数词之后。
The man in rags is about/some sixty years old. The man in rags is sixty years old or so.
那个衣衫褴褛的男子大约有六十岁/六十岁左右。 Peter is something like thirty. 皮特大约有三十岁。 2）“多于、超过”用more than/over/above；“少于、不超过”用less than。 She was more than/less than forty when she got married. 她结婚时有四十多岁/不到四十岁。 3）其他
半天（小时）half a day=a half day; half an hour=a half hour 一个半 a day and a half=one and a half days 两天半 two days and a half=two and a half days 一两天……one or two days=a day or two
两三天/周/个苹果 a couple of days/weeks/apples…
三番五次 again and again; repeatedly; time and (time) again; over and over again;
time after time
三年五载 from three to five years; in a few years 三三两两 in twos and threes; in knots
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