Speaker-reversal switch
[电] 反向扬声器开关
🧩 词语组成解析
speaker
['spikɚ]
n. 说话者;演讲者，发言人;讲某种语言的人;扬声器;
reversal
[ri'və:səl]
n. 倒转，颠倒;反复;逆转，反转;[法]撤消;
switch
[swɪtʃ]
n. 开关;转换，转换器;软鞭子;[信]接线台;
vt.& vi. 转变，改变;转换;关闭电流;鞭打;
vt. 转换;挥动（棍棒、鞭子等）;迅速转动;鞭打;
vi. 交换;调换;
🗣️ 情景例句
have been postponed indefinitely.
被迫无限期延缓。"
Are you going to Paris after you leave here?
离开这里以后，你打算去巴黎吗？
The tree must be put in the hole now.
现在把树放入坑里。