chemoautotrophism

例句：

1. 1. Autotrophs are able to synthesize their own food through photosynthesis.
   自养生物能够通过光合作用合成自己的食物。
2. 2. The study of autotrophy has led to significant advancements in agriculture.
   自养生物的研究已经导致农业的重大进步。
3. 3. In the absence of sunlight, chemoautotrophs rely on other organisms for energy and nutrients.
   在缺乏阳光的情况下，自养生物依靠其他生物获取能量和营养。