Triangular pulse
[电] 三角形脉冲
🧩 词语组成解析
pulse
[pʌls]
n. 脉搏;[无线电]（电磁波等）脉动;活力;有节奏的跳动（或拍打）;
vi. （心脏）跳动;脉动;搏动;震动;
vt. 使跳动;有节奏地驱动（机器等）;[电子学]施以脉冲;[无线电]脉冲地调节（电磁波）;
pel, puls 表”驱动,推动”
🗣️ 情景例句
Sunday. Why?
星期天。为什么问这个？
I grew up right here in this neighborhood.
我恰好在这附近长大了。
While the battered car was moving away, Roy stopped his bus and telephoned the police.
当那辆被撞坏的车开走后，罗伊停下车，给警察挂了电话。