On the other hand, were time symmetry to break down, conservation of energy would fail.
另一方面，如果时间对称性被破坏/不再成立，能量守恒就也随之不再成立。
Cells need the oxygen in air to break down foods and release energy.
细胞需要空气中的氧来分解食物，释放能量。
Cells need the oxygen in air to break down foods and release energy.
细胞需要空气中的氧来分解食物，释放能量。
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