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| 先［存］ 在; 先于［某人或某物］而存在 | |||
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| 先已存在的 | |||
| pre -existing: 14 phrases in 8 subjects |
| Desert science | 1 |
| Drilling | 1 |
| Explosives and Explosive Ordnance Disposal | 2 |
| Genetics | 4 |
| Geology | 1 |
| Oil / petroleum | 3 |
| Securities | 1 |
| United Nations | 1 |
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