troph·ic
adjective/ˈtrəʊfɪk/, /ˈtrɒfɪk/
/ˈtrəʊfɪk/
(biology)- relating to feeding, and to the food necessary for growth
营养的；营养有关的 - (of a hormone or its effect) causing the release of another hormone or other substance into the blood
引起其他激素（或物质）分泌的；有分泌作用的
Word Originlate 19th cent.: from Greek trophikos, from trophē ‘nourishment’, from trephein ‘nourish’.