pelagic period
基本解释
- 浮游期
英汉例句
- The second period is a pulse of pelagic clay deposition at the Early to Middle Pliocene, reflecting the shrinkage of the Antarctic bottom waters and the global temperature elevation of this period.
第二阶段为早、中上新世的结壳生长间断期，形成深海粘土沉积，表明此时南极底流的减弱和升温；