| 单词 | delta |
|---|---|
| 音标 | 英[ˈdeltə] 美[ˈdɛltə] |
| 解释 | n.希腊语字母表第四字母δ;(河流的)三角洲;[数]变量增量; |
| 例句 | N-COUNT (河流在入海处形成的)三角洲 A delta is an area of low, flat land shaped like a triangle, where a river splits and spreads out into several branches before entering the sea. 例:...the Mississippi delta.密西西比河三角洲 |
| 变形 | pl:deltas~ |
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