Sinuidal
正弦波; 正弦形
🗣️ 情景例句
If they come home and they're on ...
要是他们回来看见灯开着……。
Words can't express how honored I feel at this moment.
任何话语也表达不了我此时的心情。
Could you ask him to ring me, please? My number is 181 584 9662.
麻烦你请他给我打个电话来，我的号码是181 584 9662。