Lithostratigraphic
a. 岩石层位学的
🗣️ 情景例句
There's a slight chance of some snow tomorrow.
明天也许会下点雪。
I want to be a journalist after graduation.
毕业后我想当记者。
He had a gift for thinking up ways of making political points.
他有一种天赋，能想出很多办法阐明其政治观点。