Regulate digestion and excretion 调节消化系统功能
We likely evolved this intricate web of nerves to perform digestion and excretion "on site, " rather than remotely from our brains through the middleman of the spinal cord.
我们的神经系统有可能如此进化，越来越复杂，实时消化和排泄，而勿需大脑通过脊髓中间人遥控指挥。
Especially in protozoans, vacuoles perform functions such as storage, ingestion, digestion, excretion, and expulsion of excess water.
特别在原生动物细胞内，有贮存、摄取、消化、排泄及清除多馀水分等功能。
It is concluded that the quality of feed is closely related with the digestion, absorption and excretion of the eel.
饲料质量与鳗鱼的消化吸收和排泄也有密切关系。
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