Amplifier gain
[计] 放大器增益
🧩 词语组成解析
gain
[gein]
vt.& vi. 获得;赢得;增加;（钟、表）走快;
n. 利润;[土木工程]腰槽;获益;
vt. （在…上）开腰槽;吸引;（通过努力）到达;推进（一段距离）;
vi. 增进;增进健康;得益;（重量的）增加;
🗣️ 情景例句
What are you so upset about?
什么使你如此难过？
This week he took his first vacation from work in five years.
五年来，他本周破例第一次休假。
There is a television in the room.
客厅里有台电视机。