Dendrograph
树径离录器, (自记)直径生长记录
🗣️ 情景例句
Are there any tours for the Grand Canyon?
有到大峡谷的旅游团吗？
A man can not spin and reel at the same time.
一心不能二用。
Do you mind if I take tomorrow off?
你介意我明天请假吗？