The whale looks for food using sound waves.
鲸鱼通过声波寻找食物。
Added option to signal successful gestures using sound.
由选择成功的手势信号采用无害。
Using sound waves to charge small devices like cell phones is not a brand new idea.
利用声波来为类似手机的小型设备充电,早已不是一个新想法了。
Okay? So those are the basic note values normally with a duple division but we can superimpose triple by using a dot and the absence of sound.
清楚了吗,这些就是基本的音符值,一般是双倍形式分配,但我们可以把它添加为三倍形式的,通过加上附点当然还有休止符
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