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| 21. | tower footing resistance |
| 塔基电阻 |
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| 22. | isolated footing |
| 独立底脚 |
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| 23. | footing course |
| 【建】基础层 |
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| 24. | regain one's footing |
| <倒下者> 站起,重站起来 |
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| 25. | Mind your footing. |
| 当心脚下，别跌倒。 |
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| 26. | timber grillage footing |
| 木格排底座 |
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| 27. | rectangular combined footing |
| 矩形联合底座 |
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| 28. | reinforced concrete footing |
| 钢筋混凝土底座 |
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| 29. | plain concrete footing |
| 无筋混凝土地基 |
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| 30. | obtain a footing |
| 取得立足点|取得地位 |
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