Band-pass amplifier
[电] 带通放大器
🧩 词语组成解析
band
[bænd]
n. 带;乐队;衣带;价值;
vt. 给…镶边;用带绑扎;（将价格、收入等）划分档次;把…联合起来;
vt.& vi. 结合起来，伙同;
vi. 聚集，联合（起来）（通常与together 连用）;
band(to bind)→皮带；带子；条纹；乐队
🗣️ 情景例句
Should children be allowed to watch violent movies?
小孩可以看暴力片吗？
Laugh at your ills, And save doctors' bills.
生病不忧虑，节省医药费。
Will you come through to the back, please?
请跟我到后面去。……你何不试试这套呢？