而细菌呢，有点像通过化学合成的方式来为管虫提供食物，记得之前讲过的化学作用吧。
The bacteria, well the bacteria kind of feed the tubeworms through chemosynthesis, remember, that chemical reaction I described earlier.
这表明细菌的化学合成并不是这些生物的充足营养来源。
This suggests that bacterial chemosynthesis is not a sufficient source of nutrition for these creatures.
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