Dirac delta function
[计] 迪拉克δ函数
🧩 词语组成解析
[计] 迪拉克的
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
Did you prefer Hamlet or Macbeth?
你是喜欢《哈姆雷特》还是《麦克白》？
After I get home, I'll call you.
到家以后，我会给你打电话。
Don't crowd round him, said the gate keeper.
“不要围着他，”学校门卫说。