这是不能分解的物质。
空气不可能是一种元素，因为元素是不能分解的。
Air cannot be an element because an element cannot be separated.
然而湖泊沉积物又是一个重要的“碳汇”，用来存储-有时存储很长的时间-相当大部分不能分解的含碳物质。
Lake sediment nevertheless constitutes an important "carbon sink," serving to store - sometimes for a very long time - a significant portion of the carbon-containing material that does not decompose.
举例来说，对乳糖——牛奶中所含的一种糖——不耐受的人，身体不能就不能分解乳糖。
For example, in individuals with lactose intolerance, the body is unable to break down lactose, a sugar found in milk.
提取能导致苯丙酮尿症（PKU）的基因突变.患这种病的人不能分解氨基酸苯丙氨酸，这会导致严重的认知损坏。
Take the gene mutation that causes phenylketonuria, or PKU. People with the disease can't break down the amino acid phenylalanine, a problem that can lead to severe cognitive damage.
有数千起记录在案的男性战俘授乳的案例——饥饿导致患病的肝脏不能分解哺乳必需的激素。
There are thousands of recorded cases of lactation in male prisoners of war where starvation led to a diseased liver failing to break down the hormones essential for breast-feeding.
Turner说暗能量是种“非常怪异的东西，”目前对它最好描述是有弹性的具有排斥性质的引力，不能分解成基本粒子。
Turner described dark energy as "really weird stuff," best thought of as an elastic, repulsive gravity that can't be broken down into particles.
提取能导致苯丙酮尿症(pku)的基因突变。患这种病的人不能分解氨基酸苯丙氨酸，这会导致严重的认知损坏。
Take the gene mutation that causes phenylketonuria or PKU. People with the disease can't break down the amino acid phenylalanine a problem that can lead to severe cognitive damage.
提取能导致苯丙酮尿症(pku)的基因突变。患这种病的人不能分解氨基酸苯丙氨酸，这会导致严重的认知损坏。
Take the gene mutation that causes phenylketonuria or PKU. People with the disease can't break down the amino acid phenylalanine a problem that can lead to severe cognitive damage.
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