A.c.
[化] 交流; 交变电流\\n[医] 空气传导, 交电流, 交变电流, 阳极通电, 轴颈的
🗣️ 情景例句
What's the tuition for one year of college?
大学一年的学费是多少？
I know the boy whose father is a missionary.
我知道那个男孩的父亲是传教士。
Here are the results. Girls' relay: The winners -- Class 4! (Hooray!)
获胜者--4班！（好！）