vault
- n. 拱顶；撑竿跳；地下室
- vi. 跳跃；成穹状弯曲
- vt. 做成圆拱形；撑竿跳过
英英释意
- 1. a burial chamber (usually underground)
- 2. a strongroom or compartment (often made of steel) for safekeeping of valuables
- 3. an arched brick or stone ceiling or roof
- 4. the act of jumping over an obstacle