Amphicoelian
a. [动](鱼的脊椎骨等)两凹的
🗣️ 情景例句
It was wonderful.
太好了。
Please give me your frank opinion.
请给我你坦率的意见。
Around the year 1600 the first horses were brought to the American continent by the Spanish.
大约在1600年的时候，西班牙人把第一批马匹带来美洲大陆。