同根派生 Alaska fur seal相关词英汉例句用作名词 (n.)Fur seals were nearly exterminated a few years ago.海狗几年前已几乎灭绝。The smallest foot fin is the suborder of animals fur seal Galapagos Islands.最小的鳍脚亚目动物是加拉帕戈斯群岛海狗。Alaska fur seal更多例句