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| care and maintenance | |||
| maintaining; tend; tending | |||
| 维护保养: 20 phrases in 12 subjects |
| Architecture | 1 |
| Automobiles | 1 |
| Chemistry | 1 |
| Drilling | 1 |
| General | 2 |
| Ice hockey | 1 |
| Nautical | 1 |
| Project management | 1 |
| Shipbuilding | 3 |
| Space | 2 |
| Technology | 5 |
| Wind Energy | 1 |
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