Repetition pulse
[計] 重復泳沖
?? 詞語組成解析
pulse
[p?ls]
n. 脈搏;[無線電]（電磁波等）脈動;活力;有節奏的跳動（或拍打）;
vi. （心臟）跳動;脈動;搏動;震動;
vt. 使跳動;有節奏地驅動（機器等）;[電子學]施以脈沖;[無線電]脈沖地調節（電磁波）;
pel, puls 表”驅動,推動”
??? 情景例句
We had a cat when I was eight years old.
我八歲時養過一只貓。
Beauty is truth, truth beauty.
美就是真，真就是美。
Some friends of my family had this irritating habit.
我家有幾個朋友就有這有令人惱火的習慣。