单词：ammonite

中文含义：菊石

英语词性：noun

美式发音：æməˌnaɪt

同义词：ammonoid, nautiloid

易混淆单词：ammonia, amanita

双语例句：

  1. The ammonite shell was once used to make jewelry.
  2. These ammonites are about 150 million years old.
  3. Scientists use ammonites to learn about ancient marine environments.
  4. Ammonoids are often confused with ammonites, but they are not the same.