Lithostratigraphic
a. 岩石层位学的
🗣️ 情景例句
Is unwilling to start at the bottom, expects too much too soon.
不愿从基层干起，要求太多。
He is easily offended.
他容易生气。
What will be the population of these countries by the end of the twentieth century?
到20世界末较发达国家的人口将是多少？