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| 无缺口〔凹口〕的; 无凹槽的 | |||
| 无凹缺，槽口的; 无刻痕的 | |||
| 无凹槽的; 无槽口的 | |||
| 无缺口的 | |||
| unnotched: 15 phrases in 5 subjects |
| Automobiles | 1 |
| Hydroelectric power stations | 1 |
| Plastics | 6 |
| Polymers | 3 |
| Technology | 4 |
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