大家在查： excretory system gas exchange The endocrine system skeletal system rich and colorful secretase digestive gland extracellular digestion food vacuole Single cell animal

enteral absorption

网络肠吸收；内吸收

enteral absorption

enteral absorption

enteral absorption

肠吸收

enteral... ... enteral diarrhea 肠性腹泻 enteral absorption 肠吸收, 内吸收 enteral infection 肠道感染 ...

内吸收

enteral... ... enteral diarrhea 肠性腹泻 enteral absorption 肠吸收, 内吸收 enteral infection 肠道感染 ...

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