凡是生活在水中的用鳍游动的脊椎动物都是鱼类对吗

相关推荐

• 凡是生活在水中的用鳍游动的脊椎动物都是鱼类对吗
• 凡是生活在水中的用鳍游动的脊椎动物都是鱼类对吗
• 鹅、鲸、鲨鱼、青蛙哪种生物是脊椎动物中最低等的且生活在水中的
• 英语翻译1,A person who begins a job convinced that he isn't going to like it or is sure that he is going to ail is exhibiting a weakness which can only hinder his success.2,But in group,to measure your development,you must first take stock off where you stand now.3,pause常与哪个介词相连呢?