permian period
短語詞組
- permian n period 二疊紀(jì);二迭紀(jì)
- later permian period 晚二疊世
- permian -carboniferous period 石炭系二疊系
- the later permian period 晚二疊世
- carboniferous -permian period 石炭二疊紀(jì)
- carboniferous period permian period 石炭
- permian to triassic period 二疊三疊紀(jì)
- lower permian period 下二疊紀(jì) 返回 permian period