另一个模块继续通过一个单独的循环泵入冷却剂，但宇航员不得不关掉不必要的设备以防止过热。

Another module continued to pump coolant through a separate loop, but astronauts had to power down non-essential equipment to prevent overheating.

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漂白剂防止白衣服变黄。

Bleach keeps the white clothes from yellowing.

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她说，以前的研究认为，水果和蔬菜中所含有的高容量抗氧化剂可以防止抑郁症。

Previous studies suggested that high levels of antioxidants, which exist in fruits and vegetables, could protect against depression, she said.

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