2. The sensation produced in the organs of hearing by waves of this type. See Note at ultrasound. Did You Know? The form of energy called sound is produced when matter moves or vibrates. The vibrations are transferred to another medium, usually the air, and travel through it as sound wa...
Listen to the sound of the waves 翻译结果2复制译文编辑译文朗读译文返回顶部 Listen to the sound of waves 翻译结果3复制译文编辑译文朗读译文返回顶部 Listen waves of sound 翻译结果4复制译文编辑译文朗读译文返回顶部 Listen to the sound of waves ...
According to Kohn, even if kids learn a little through homework, the cost is too high.Homework may kill a student’s interest in learning.If kids seem to be sinking(陷入)under a mountain of work, parents should intervene(干涉).Most adults wouldn’t want to work eight hours a day, and...
Some quarter of a century ago I read a book by Swedish uralist Björn Collinder. For some reason he referred to a study of the alleged ‘beuaty’ of European languages. They had measured on an oscilloscope the smoothness and ‘pureness’ of sound waves in everyday speech (a prejudice pe...
2. The sensation produced in the organs of hearing by waves of this type. See Note at ultrasound. Did You Know? The form of energy called sound is produced when matter moves or vibrates. The vibrations are transferred to another medium, usually the air, and travel through it as sound wa...
2. The sensation produced in the organs of hearing by waves of this type. See Note at ultrasound. Did You Know? The form of energy called sound is produced when matter moves or vibrates. The vibrations are transferred to another medium, usually the air, and travel through it as sound wa...
2. The sensation produced in the organs of hearing by waves of this type. See Note at ultrasound. Did You Know? The form of energy called sound is produced when matter moves or vibrates. The vibrations are transferred to another medium, usually the air, and travel through it as sound wa...
2. The sensation produced in the organs of hearing by waves of this type. See Note at ultrasound. Did You Know? The form of energy called sound is produced when matter moves or vibrates. The vibrations are transferred to another medium, usually the air, and travel through it as sound wa...
2. The sensation produced in the organs of hearing by waves of this type. See Note at ultrasound. Did You Know? The form of energy called sound is produced when matter moves or vibrates. The vibrations are transferred to another medium, usually the air, and travel through it as sound wa...