Ecostratigraphy
生态地层学
🗣️ 情景例句
Good idea, Jack. What do you think about the second part?
好主意，杰克，你对第二部分有什么看法？
Birth is much, but breeding is more.
出身固然重要，教养更且重要。
The swallow shares the virtues of both schools in highest measure.
燕子充分兼有这两类鸟的长处，