copper wedge

• 铜楔子

copper wedge的用法和样例：

例句

1. A crabbed knot must have a crabbed wedge.
   难解的绳结得用坚硬的楔子来对付。
2. Please wedge this cabinet to keep it from tipping.
   请在橱底楔入楔子以防它倾斜。