Crucially, the period of plummeting coincides with a phenomenon called the late Triassic fern spike.

至关重要的是，急剧下降的阶段与‘晚三叠世蕨类’现象相吻合。

youdao

Crucially, the period of plummeting coincides with a phenomenon called the late Triassic fern spike.

至关重要的是，急剧下降的阶段与‘晚三叠世蕨类’现象相吻合。

youdao