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
Tell me more about your weekend.
多告诉我一点你们的周末。
The above inquiry weas forwarded to you on Oct. 10, but we haven't received your reply until now. Your early offer will be highly appreciated.
上述询价已于10月10日发往你方，可是我们到现在还没收到你方答复，请早日发盘不甚感谢。
Yes. I have everything ready here.
是的。我把一切都准备好了。