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| កន្លែងរក្សាទុកទាំងឡាយ (A box with dotted borders in a slide layout that holds title and body text or objects such as charts, tables, and pictures); កន្លែងរក្សាទុក (A symbolic value used in place of a real value that is unknown or unavailable at the current time, or that is not displayed for security reasons) | |||
| placeholder: 3 短语, 1 学科 |
| 微软 | 3 |