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| κάνω check-in (" To indicate that a user is in a certain place or location. Users "check in" to a physical place to share their location with their friends. ") | |||
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| έλεγχος εισιτηρίων | |||
| 英语 词库 | |||
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| CI (RCS) | |||
| CI | |||
| Check In: 23 短语, 9 学科 |
| 一般 | 1 |
| 信息技术 | 4 |
| 卫生保健 | 1 |
| 微软 | 4 |
| 政治 | 1 |
| 营销 | 1 |
| 行业 | 1 |
| 运输 | 9 |
| 通讯 | 1 |