countdown

中文意思

• n. 倒计时

英文释义

• n. counting backward from an arbitrary number to indicate the time remaining before some event (such as launching a space vehicle)

词形变化

复数

countdowns

例句

1. n. 倒计时

   The final countdown to the launch of the new rocket has begun.

   新火箭发射的最后倒计时已经开始了。