Sinuidal
正弦波; 正弦形
🗣️ 情景例句
She became used to the new job.
她已经习惯了那份新工作。
When the police arrived, I was resting.
当警察来的时候，我在休息。
No matter what happened, he would not say a word.
不管发生什么事，他也不会说一句话。