Spirillinacea
螺孔蟲(chóng)總科
??? 情景例句
China is implementing a family planning policy.
中了在實(shí)施計(jì)劃生育政策。
Water dropping day by day wears the hardest rock away.
水滴天天滴不停，石頭最堅(jiān)也磨損。
Which books did you buy?
您買(mǎi)的是兩本什么書(shū)？