12:15twelve fifteen,
a quarter past twelve
5:30Five thirty,Half past five。
8:45eight forty -five,a quater to nine
11:00Eleven,eleven
clock！
你好
12:15翻译过来是：a quarter past twelve
5:30翻译过来是：half-past five
8:45翻译过来是：a quarter to nine
11:00翻译过来是：eleven o'clock
望采纳。
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