1. (在口语中用于强调事实)的确,真实地,事实上used in speaking to emphasize a fact or a comment, or that sth is really true
2. (表示想法与事实不一致因而惊奇)居然,竟然used to show a contrast between what is true and what sb believes, and to show surprise about this contrast
3. (礼貌地纠正他人)实际上,事实上used to correct sb in a polite way
4. (礼貌地引起注意、转换话题、直言)确实,说实在的used to get sb's attention, to introduce a new topic or to say sth that sb may not like, in a polite way
python表示圆周率的方法:
使用“import”语句导入math包。“math.pi”函数可以获取到圆周率,那么就可以用“math.pi”函数来表示圆周率
示例如下:
执行结果如下:
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