The traditional Chinese character of the word "wave" is "wave"
1. Motion of water surface oscillation and fluctuation: waves, waves.
2. Physically, it refers to a progressive transmission form of vibration energy in matter: electric waves and ultrasonic waves.
1. wave
A gust of wind blew and the calm sea suddenly turned into waves.
Step 2 be calm
Life is like a cup of boiled water, calm and calm. It is also like a cup of bitter coffee, and all the flavors in the world are in it.
Step 3 ripple
There are fine ripples on the clear lake.
4. Ultrasonic wave
The mouse in danger will emit ultrasonic waves that humans can't hear, and the mother mouse can hear these sounds in the distance, and then it will run back to protect its children.
5. The waves are rough [b not t ā o xi not ng y ǒ ng]
The ship is sailing on the rough sea.