Oscillations
n. 振动；振幅（oscillation的复数形式）
🗣️ 情景例句
The price has been consistently maintained.
价格始终保持稳定。
To build a house
成家
Pumas are large, cat-like animals which are found in America.
美洲狮是一种体形似猫的大动物，产于美洲。