Jack was working in the lab when the power cut occurred.

停电的时候，杰克正在实验室工作。

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By that time, we had two dogs in the backyard. I went outside and walked around, one dog (a jack Russell) in my arm, the other dog (a chocolate lab) being dragged there by the collar.

那时我们在后院喂了两只狗，我出去转了一圈，抱着一只狗（一只杰克罗素梗），拖着另一只（一只巧克力色的拉布拉多寻回犬）的项圈。

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In a lab at Brookhaven National Laboratory on Long Island, Gene-Jack Wang is injecting overeaters with a radioactive sugar solution and putting them into a positron-emissions tomography machine to see how their brains react to food.

FORBES: Food on the Brain