They disliked him only because he was invertebrate . 他们不喜欢他就是认为他意志较弱。
The biophysical processes involved in the conduction of nervous impulses in insects seem to be essentially similar to those in other invertebrates . 昆虫神经冲动传导所涉及的生物物理过程看来大致与其它无脊椎动物相似。
This results in a water concentration which is approximately the same as that in the cytoplasm of marine plants and the invertebrate animals that live in the sea . 这就导致海生植物和海栖无脊椎动物细胞质中的水浓度与海水大致相同。
Molluscs , insects and worms are all invertebrates 软体动物、昆虫、蠕虫都是无脊椎动物
Crabs , hermit crabs , earthworms , other invertebrates 螃蟹、寄居蟹、蚯蚓等无脊椎动物