n
1 improvised bed 临时床铺
*a shakedown on the floor 地铺.
2 (US infml 口) act of getting money by violence, threats, etc 勒索; 敲诈.
3 (US infml 口) thorough search 彻底的搜查
*a shakedown of drug dealers 对毒贩进行的彻底搜查.
4 final test, eg of a ship, aircraft, etc 最後的测试（如对船、飞行器等的）
*[attrib 作定语] a shakedown voyage, flight, trial, etc 最後试航、试飞、试用等.

n[C]
AmE informal when someone gets money from another person by using threats
　a Mafia shakedown
AmE informal a thorough search of a place or a person
　No weapons were found during the shakedown.
a period of time when people start to get used to a new arrangement and it becomes more effective
a period of time when prices are falling on a financial market
a final test of a boat, plane etc before it is put into general use
　The new system is in its shakedown phase.
the final shakedown
the final situation, after a lot of other things have happened