Example Sentences
このジェット機は音速の約三倍で飛ぶ。
This jet travels about three times as fast as the speed of sound.
新しい飛行機は音速の二倍の速さで飛ぶ。
The new airplane flies at twice the speed of sound.
このジェット機は音速の約三倍で飛ぶ。
This jet travels about three times as fast as the speed of sound.
新しい飛行機は音速の二倍の速さで飛ぶ。
The new airplane flies at twice the speed of sound.