R-r interval

[医] R-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

May I use a knife and fork please?

我可以用刀叉吗？

No. I was planning to stay home.

不，我打算呆在家里。

It's seven ten.

七点十分了。

更多情景英语 ›

🔤 更多 R 开头的单词

racemize

rate war

record album

regionality

renninum

residual excitation

revival of contract

rickert

全部 R 开头单词 ›