a.m.
abbreviation
- before noon (used after times of day between midnight and noon not expressed using the twenty-four-hour clock)午前, 上午:
at 7. 45 a. m.
上午7点45分。
词源
from Latin ante meridiem.
单词 | a.m. |
释义 | a.m.abbreviation
词源 from Latin ante meridiem. |
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