倒计时英文
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倒计时英文,请问卫星发射倒计时的英文说法?
ten,nine,eight,……three,two,one.fire! Get ready!Ten,nine,……two,one.Set up! countdown 名词 (准备发射导弹等以前)用倒数方式进行的时间计算 The crew of the US space shuttle Discovery has successfully completed…
ten,nine,eight,……three,two,one.fire! Get ready!Ten,nine,……two,one.Set up! countdown 名词 (准备发射导弹等以前)用倒数方式进行的时间计算 The crew of the US space shuttle Discovery has successfully completed…