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| 首次为用户服务; 首次维护保养 | |||
| 第一发球 | |||
| 第一次配种; 第一次输精; 首次配种; 首次输精 | |||
| 第一次发球 | |||
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first service : 19 phrases in 14 subjects |
| Aviation | 1 |
| Business | 1 |
| Commerce | 1 |
| Electronics | 1 |
| General | 1 |
| Information technology | 2 |
| Metallurgy | 1 |
| Project management | 1 |
| Skiing | 1 |
| Space | 3 |
| Technology | 1 |
| Telecommunications | 1 |
| Tennis | 3 |
| Volleyball | 1 |
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