Ultrasonicator
超声发生器
🗣️ 情景例句
and pleased to be living with the family.
乐于跟家人住在一起。
It'll probably clear up this afternoon.
今天下午可能放晴。
gravity is the force that drives them in a continual attempt to restore the ocean surface to a flat plain.
地球引力是持续不断企图使海面复原为平面的力量。