Ultrasonic grating constant
[电] 超声纳光栅常数
🧩 词语组成解析
grating
[['greitiŋ]]
n. 光栅, 摩擦, 摩擦声\\na. 令人气恼的, 刺耳的
🗣️ 情景例句
As a matter of fact,
事实上，
He plays violin just for enjoyment.
他拉小提琴只是为了自娱自乐。
In his own lifetime Galileo was the centre of violent controversy;
伽利略在世时是激烈论战的中心。