| 单词 | marine ecosystem |
| 释义 | marine ecosystem There are vulnerable marine ecosystems down there that will take a long time to recover - tens or hundreds of years. Times, Sunday Times (2010) The dynamics of marine ecosystems remain little understood so the impact of degraded plastic has yet to be assessed. Times, Sunday Times (2008) The damage we are doing to the sea bed affects the whole marine ecosystem. Times, Sunday Times (2009) |
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