Oscillations
n. 振动；振幅（oscillation的复数形式）
🗣️ 情景例句
And twist, twist.
扭摆 扭摆。
Randy was furious about the nasty letter.
兰迪为这封下流的信而勃然大怒。
The tent was full of water! They all leapt out of their sleeping bags and hurried outside.
原来帐篷里到处都是水！他们全都跳出睡袋，跑到外面。