Plifier
电子束半导体线性低通放大管
🗣️ 情景例句
It's good for every day. It will be good for school, Michelle.
这套衣服每天都可以穿。它适合上学时穿， Michelle。
Love asks faith,and faith firmness.
爱情要求信任，信任要求坚定。
She heard the front door open and heavy footsteps in the hall.
她听见前门被打开，走廊里响起重重的脚步声。