The difference lies in what happens when we measure both a and b.

区别在于我们对 a 和 b 都进行测量时所发生的事。

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Task 4 requires both A and B as inputs in a single input criterion.

Task 4 要求同时将 A 和 B 用作单个输入条件的输入。

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Both a and B try to access the same VM instance through Elastic Fox concurrently (at the same time) in write mode.

a和b想要通过Elastic Fox以写模式并发(同时)访问VM实例。

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The antigen has to be presented to helper T-cells, those helper T-cells have to stimulate a B-cell population to both proliferate and differentiate.

抗原需要被呈递给辅助性T细胞,这些辅助性T细胞需要激活B淋巴细胞,使其增殖和分化

耶鲁公开课 - 生物医学工程探索课程节选

GlaxoSmithkline sells a combo vaccine, Twinrix, that hits both A and B.

FORBES: Magazine Article

The benchmark Shanghai Composite Index, which tracks both A and B shares, ended 1.3% higher at 2296.07 points, after rising as much as 1.7% in the morning.

WSJ: ��

Tests in mice showed it works against both A and B influenza types and known resistant flu strains and researchers are now doing tests in other animals.

BBC: Flu drug 'shows promise' in overcoming resistance