zài / shēngtàixué / yánjiū / zhōng / gōngnéngqún / shì / zhǐ / jùyǒu / xiāngsì / shēngtài / zuòyòng / de / yī / lèi / shēngwù在生态学研究中,功能群是指具有相似生态作用的一类生物。In ecological research, a functional group refers to a category of organisms with similar ecological roles.