Microtoroid
微型环芯
🗣️ 情景例句
Where there's smoke, there's fire.
事出必有因，无风不起浪。
I'm a graduate of Yale University.I have a Bachelor of Arts degree.
我是耶鲁大学的毕业生，我有文学学士学位。
Hello. Is that Bob?
喂！是鲍勃吗？