Oscillations
n. 振动；振幅（oscillation的复数形式）
🗣️ 情景例句
He stands a good chance of getting the job.
他很有希望得到那份工作。
Don't forget to print airmail on the letter.
不要忘记在信封上印上航空邮件
Had it not been for the alarm clock she wouldn't have been late.
如果不是因为闹钟不响的话，她就不会迟到了。