Delta matal
[机] 得尔他合金
🧩 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
I'm surprised they're not here.
我奇怪他们怎么没来。
He that fears you present, will hate you absent.
当面怕你的人背后会恨你。
Certainly! What would you like me to do?
当然可以！你想要我做什么？