P-r interval

[医] P-R间期(心电图)

🧩 词语组成解析

interval ['ɪntɚvl]
n. 间隔;幕间休息;(数学)区间;
inter(between)+val(wall)→间隔;距离;差异

🗣️ 情景例句

Hello, I wish to speak to Xiao Fu.
喂,我想和小付通话。
It's nice to see you again. Have you changed jobs?
又见到你很高兴。你换了工作了吗?
How did Mary make all of her money?
玛丽所有的钱是怎么赚到的?
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