| 1. | The vice is bolted to the work-bench .
老虎钳被栓在工作台上。 |
| 2. | The doctor shut off the petcock .
医生关掉小活栓。 |
| 3. | I took the tompions out of all the guns and examined close .
我把所有炮栓都取下来仔细看过。 |
| 4. | Is the safety-catch on ?
保险栓拉上了吗？。 |
| 5. | The use of stoneware cocks is not considered to be safe enough .
使用陶制的活栓，认为是不够安全的。 |
| 6. | Magnetite-bearing plugs are found erratically from the base of the critical zone .
含磁铁岩的岩栓不规则地分布于关键带的基底以上。 |
| 7. | Let's imagine tying a rope to a tree and yanking the free end up and down .
让我们想象将一根绳索栓在树上，拽住没有固定的那端用劲上下甩动。 |
| 8. | He stretched himself on her threshold and uttered his complaints to the cruel bolts and bars .
他匍伏在她门槛上对着冷酷无情的插销门栓倾诉哀怨。 |
| 9. | The rim of the plugs is usually not exposed and the enveloping material cannot be ascertained .
岩栓的边缘通常是不露出的，因而不能确定其包裹的物质是什么。 |
| 10. | Excessive sedation, to the point of immobilizing the patient, enhances the risk of venous thrombosis .
镇静作用过大到使患者不能活动的程度时，会增大静脉血栓形成的危险。 |
