Seim
abbr. simple effective index method 简单有效折射率法
🗣️ 情景例句
the New York City Ballet, the New York Philharmonic.
纽约市芭蕾舞团， 纽约爱乐的大本营。
I ask him to see the doctor.
我要求他去看医生。
No! You don't understand! Not before or after meals--instead of them.
“不是，你没听懂！不是饭前或饭后吃--而是代替三餐饭。”