- n. [棒]挡球网；捕手
- vt. 止住；支持；作守门员
(baseball) the person who plays the position of catcher
(baseball) a fence or screen (as behind home plate) to prevent the ball from traveling out of the playing field
a precaution in case of an emergency;
"he acted as a backstop in case anything went wrong"
act as a backstop
- Fourth, the financial system - despite the policy backstop - is severely damaged.
- The government agreed to backstop companies that invested in oil exploration.
- catcher 捕手