The amount of rhizosphere microorganisms changed with growth periods of tobacco.

在烤烟生长过程中，根际微生物的数量随生育时期不同而变化。

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Like trees, stalagmites are often composed of concentric layers that represent annual growth periods.

同树木一样，石笋通常也有能显示其年生长周期的年轮。

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Objective to investigate the formation, shapes, structures and anatomical features of the talus in different growth periods.

目的探讨距骨的形成及各个不同发育阶段的形态、结构和解剖特点。

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Example, protein hormones are insulin which we've talked about before and glucagon, and growth hormone which we haven't talked about but that's very important during periods of life like adolescence, when rapid growth of your bones is occurring.

例如,我们以前讲过的胰岛素,还有胰高血糖素都是蛋白质激素,生长激素也是,尽管我们还没有讲过它,但它在人的青春期阶段,起着非常重要的作用,骨骼在此时期快速生长

耶鲁公开课 - 生物医学工程探索课程节选

The fastest growth periods were 1983 to 1990, and 1992 to 2004, during the 25-year Reagan boom.

FORBES: The Equality Of Reaganomics

In 2001, Ron Oligney and I published a graph showing unambiguously that for the prior 35 years all negative job growth periods correlated directly to oil supply disruptions.

FORBES: Oil Supply Disruption: A Sure Bet On Job Losses

Over the past 150 to 200 years, the U.S. equity market has alternated between extended periods of growth and extended periods of flat.

FORBES: Get Ready For A Correction