Pulse amplitude

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”

amplitude ['æmplə'tʊd]

n. 振幅;广大，广阔，充足;（思想的）广度;角度距离;

ampl大+itude表名词 → 广大，宽阔

The way people act in private is often quite different to how they act when in public.

人们私下的行为跟公共场合的行为是截然不同的。

The least said, the soonest mended.

（or Least said， soonest mended） 少说为佳。

OK, everyone. Less noise, please! Gather round and listen carefully. First we are going to search the beach and the rock pools. Let me remind you what we are looking for: seaweeds, fish, plants, all living things. When you find anything, make a note where

00在这里集合，游泳之后再吃午餐。别着急！我们有足够的时间。