Dendrochronological
a. dendrochronology的变形
🗣️ 情景例句
Goodbye, thanks for inviting me. I had a lovely time.
再见，谢谢您的邀请。我度过了一段美妙的时光。
He spends a lot of time reading books on ecology.
他花了大量的时间阅读生态学方面的书籍。
We need them urgently.
我们急需这些资料。