Immunologists now recognize a four-point response system of helper t cells: Th 1, Th 2, Th 17 and regulatory t cells.

免疫学家现在认识到了辅助性T细胞(以下代号th)的四点反应系统：Th 1, Th 2, Th17和调节性T细胞。

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She won 't be happy if she sees th is mess.

如果她看到这样乱七八糟的话，她会不高兴的。

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Objective to investigate the immune stress response of helper t lymphocyte (th) to the off pump coronary artery bypass (OPCAB) under two general anesthesia methods.

目的研究两种复合全麻下，非心肺转流冠脉搭桥(OPCAB)围术期辅助性T淋巴细胞的免疫应激反应。

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With this, if I can assume that accessing the i'th element of a list is constant, then you can't see that the rest of that analysis looks just like the log analysis I did before, and each step, no matter which branch I'm taking, I'm cutting the problem down in half.

读取数组中的第i个元素,是个常量时间的操作的话，我也就能像以前那样得到,这个算法是对数级复杂度的分析,并且每一步不管我选择哪个区间，我都可以把问题的规模缩小一半。

麻省理工公开课 - 计算机科学及编程导论课程节选

It refers solely to trees, and Vallombrosa is the place "where th' Etrurian shades / high overarch't imbow'r."

这个比喻指的就是树木，地点是瓦隆布罗萨,“在瓦隆布罗萨，厄特鲁利亚的光辉逐渐暗淡“

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Now, these Th-cells, helper T-cells, go on to stimulate B-cells, and it's these B-cells that become the mature antibody producing cells that make quantities of antibody that fill up in your body.

这些辅助性T细胞,进一步刺激B淋巴细胞,从而使这些B淋巴细胞,逐渐发育成成熟的抗体生成细胞,可在体内产生大量抗体

耶鲁公开课 - 生物医学工程探索课程节选