wave-echo

常见例句

ultrasonic wave echo measuring distance
超声波回波测距
Her performance was cheered to the echo.
她的表演获得长时间的喝采。
The bird-song is the echo of the morning light back from the earth.
鸟的歌声是曙光从大地反响过去的回声。
His words aroused no echo in their hearts.
他的话未能在他们心中引起共鸣。
Bill wave his hand to us and then drive away.
比尔向我们挥手告别后开车走了。
Radio2 can be heard on the long wave band.
第二广播电台可在长波段收听到。