Delta rhythm
[医] δ节律(脑电波)
🧩 词语组成解析
delta
['deltə]
n. 希腊语字母表第四字母δ;（河流的）三角洲;[数]变量增量;
🗣️ 情景例句
How about a date with your grandfather?
和你爷爷约个会好吗？
What is learnt in the cradle lasts (or is carried) to the grave.
小时学会的事情到老不会忘记。
Look at the rain! It's heavy, isn't it?
瞧这雨！下这么大，是吧？