Chronolith
[地质]岩石年代单位
🗣️ 情景例句
She can't sit around and do nothing.
她总不能闲坐着无所事事呀。
We don't have an extension.
我们没有分机。
In spite of all that has been said, the tourists have been picking leaves and cutting their names on the tree-trunk.
尽管有上述种种说法，但游客们还是照常摘树叶和把他们的名字刻在树干上。