Trapezoidal pulse
[电] 梯形脉冲
🧩 词语组成解析
梯形的
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
If there is any cinnamon,
要是有的话，
If it is left too long, it begins to give off a bad smell.
假如把它放得太久了，它就会开始发臭。
He waited until the volcano became quiet and he was able to return two days later.
他等到火山平静下来，两天以后又返回去。