The topics are, could be biology, ecology, geology, business.

主题可能是生学，生态学，地质学，商业。

The study appears in the :  Multidisciplinary Journal of Microbial Ecology.

该研究发表在：微生生态学多学科杂志。

The first covers science: anthropology, biology, ecology and psychology.

第一部了科学研究：人类学、生学、生态学和心理学。

She is a wildlife disease ecologist at Cornell University's College of Veterinary Medicine and was not involved in the study.

她是康奈尔大学兽医学院的野生生生态学家，她没有参与这项研究。

And it's never too late to catch up on those biology and ecology courses; they'll be here on Youtube forever.

赶上那些生学和生态学课程永远不会太晚；他们将永远在 Youtube 上。

And because they were so common, we have lots of fossils of them, which has given us an especially vivid understanding of their biology, ecology, and behavior.

因为它们很常见，所以我们有很多它们的化石，这让我们对它们的生学、生态学和行为有了特别生动的了解。

Right now I'm in Harvard Forest outside of Petersham, Mass. , getting a tour of the forest floor from Michael Silverstein and Zoey Werbin, a couple of Boston University grad students who study microbial ecology.

现在我正在马萨诸塞州彼得舍姆外的哈佛森林中，由波士顿大学微生生态学研究生 Michael Silverstein 和 Zoey Werbin，带领我探访这座森林的地表。

83. The intelligent biologist and athletic mountain climber were on a voyage to reach the peak where they would use their abacus to collect statistics for mathematics biology and ecology experiments in a new climate.

这位聪明的生学家和健壮的登山队员处于攀向峰顶的途中，在那儿（峰顶）他们将使用算盘，为在新气候下的数学生学和生态学实验收集数据。