您要查找的是不是：
- 挡obstruct
- 挡圈thackeray washer
- 挡块limit stop (ls)
- "pin"中"p"的送气发音the aspiration of "p" in "pin"
- 自动挡automatic catch
- 挡片separation blade
- 他在文件上签上姓名的首字母G.P.S。He initialed the paper G.P.S.
- p-n 结p-n junction
- 挡水water holding
- Pphosphorus (P)
- 挡水板breakwater
- P圈P-cycle
- 挡道in the way
- P型p-type
- 挂挡put into gear
- 挡雨keep off the rain; shelter one from the rain
- 他仍和汤姆搭挡。He still partners with Tom.
- 螳臂岂能挡车。A mantis cannot stop the wheel of a cart.
- 挡杆gag lever post
- 挡环limit ring
