Portlandian
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Portlandian
英
[Portlandian]
美
[Portlandian]
中文释义
(=Portlandian stage)[地质]波特兰阶
单词分析
单词结构:
Portlandian
字母数:11
记忆提示
🎯 重点记忆:
- 单词拼写:Portlandian
- 核心含义:(=Portlandian stage)[地质]波特兰阶
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更新时间:2026-08-30 20:09:01