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
It's a bonsai tree for your new apartment.
这是一颗盆栽，祝贺你迁新居。
Sob! I didn't mean to kill it. I'm sorry birdie.
呜呜，我无意要杀死你。对不起，小鸟。
It threatened to surround him completely, but Tazieff managed to escape just in time.
眼看就要将他团团围住，但塔捷耶夫还是设法及时逃离了。