Heart rhythm
心律
🧩 词语组成解析
heart
[hɑrt]
n. 心，心脏;感情;要点;胸部;
vt. 鼓励;激励;
vi. 结心;
🗣️ 情景例句
when it's very cold out.
冬天外面很冷的时候。
Who is he?
他是谁？
Excuse me. May I have a piece of paper, please?
请问，我可以要一张纸吗？