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
It's not easy being away from home.
离家独闯不容易。
Opportunity makes the thief.
疏忽招盗贼。
She also brought me into touch with everything that could be felt--- soil, wood, silk. As I look back upon those years, I am struck by Annie's wisdom.
她还使我接触到一切可以触摸到的东西--土壤、木头、丝绸等。