Paleaeodonta
古齿亚目
🗣️ 情景例句
The work is not as difficult as you think.
工作不像你想象的那么难。
I bought 7 boxes of matches.
我买了七盒火柴。
The situation seemed hopeless and he knew his life was in danger.
这种情况看来是毫无希望了，他知道他有生命危险。