Delta solid solution
[机] 德他固溶体
🧩 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
Hello, I would like to speak to ..., please.
喂， 我想找一下……
Death defies the doctor.
死亡蔑视医生。
Then he smiled and told me I would receive an extra thousand pounds a year!
然后他微笑了一下告诉我说，我每年将得到1，000 英镑的额外收入。