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| downy oak (Quercus humilis, Quercus pubescens); pubescent oak (Quercus humilis, Quercus pubescens); oak (Quercus sp.) | |||
| common oak (Quercus pedunculata, Quercus robur); European oak (Quercus pedunculata, Quercus robur); European white oak (Quercus pedunculata, Quercus robur); English oak (Quercus pedunculata, Quercus robur) | |||
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| oak (Quercus) | |||
| oak | |||
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| oak Any tree of the genus Quercus in the order Fagales, characterized by simple, usually lobed leaves, scaly winter buds, a star-shaped pith, and its fruit, the acorn, which is a nut; the wood is tough, hard, and durable, generally having a distinct pattern; oak; oaks | |||
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Roble : 150 短语, 16 学科 |
| 一般 | 4 |
| 光体学 | 1 |
| 农业 | 8 |
| 包装 | 1 |
| 医疗的 | 2 |
| 技术 | 1 |
| 昆虫学 | 15 |
| 林业 | 9 |
| 植物学 | 46 |
| 环境 | 6 |
| 生命科学 | 4 |
| 皮革 | 1 |
| 自然科学 | 36 |
| 自然资源和野生动物保护 | 4 |
| 行业 | 1 |
| 除害虫 | 11 |