This review focuses on the history and new progress of the studies on human oral microbial communities.

本文重点介绍人体口腔微生物群的研究历史和最新进展。

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Much of the progress has come through studies of the afterglow of the big bang, radiation known as the cosmic microwave background (CMB).

这一进展多半来自对大爆炸“余辉”——也就是为人所熟知的，名为“宇宙微波背景辐射”(CMB)的辐射能——的研究。

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Ecological studies are in progress to identify the natural reservoir of both Marburg and Ebola.

确定导致马尔堡与埃博拉病毒宿主的生态学研究正在进行中。

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My parents were angry at the lack of progress in my medical studies.

VOA: special.2009.07.18

Furthermore, this type of evolutionary progress will be hard for studies that compare the performance of any existing schools to capture.

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The largest group of studies on the subject are in progress, including immunotherapy for people with peanut and milk allergies, she said.

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Genentech has already revealed that in separate studies, its Avastin delayed the progress of both lung and breast cancer.

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