countdown

英 ['kaʊntdaʊn] 美 ['kaʊntdaʊn]

• n. 倒数计秒

英英释义

Noun:

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

例句

用作名词 (n.)

1. His heartbeat escalates, like the countdown for death.
   他心跳加快，就象死亡在倒数。
2. I will never employ any device with a digital countdown.
   我将不会使用任何倒数计时用具。

经典引文

• The count-down begins for the first Test match.

  出自：Times

词汇搭配

• countdown profile 操作程序表
• countdown circuit 发射控制电路,脉冲分...
• automatic countdown 自动倒数时间计算...
• trigger countdown 触发器脉冲分频...
• countdown sequence timer 逆序计时器
• count down (发射火箭等时)倒读...