Delta system
[电] 角接系统
🧩 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
Miss Rose is kind of short, but she has a beautiful personality.
露丝小姐有点矮，但她个性迷人。
It is no use crying over spilt milk.
泼水难收。
I hope this will lead to further business between us.
我希望这次交易将使我们之间的贸易得到进一步发展。