HBa living creature that does not have a backbone 无脊椎动物 → vertebrate► see thesaurus at animal
—invertebrateadjectiveadj
Examples from the Corpus
invertebrate• In contrast to boiling it alive, freezing an invertebrate to death is a humane thing to do.• Amateur experimental breeding of Cleaner Shrimps has already been mentioned as a good example of a mobile invertebrate which could be chosen.