同根派生 Alaska fur seal相关词英汉例句用作名詞 (n.)Fur seals were nearly exterminated a few years ago.海狗幾年前已幾乎滅絕。The smallest foot fin is the suborder of animals fur seal Galapagos Islands.最小的鰭腳亞目動物是加拉帕戈斯群島海狗。Alaska fur seal更多例句