英语单词查询
ammonite
「ammonite」的意思
n. （古生）菊石（鹦鹉螺的化石）；硝基铵类炸药；干肉粉（作肥料用）
n.[古生]菊石,干肉粉(作肥料用)
「ammonite」的用法
ammonite ammonite 是一种已经灭绝的软体动物，属于头足纲。 - 地质学家和古生物学家经常研究 ammonite 来了解古代海洋生态系统。
「ammonite」的例句
The discovery of a new ammonite species in the fossil record is a significant breakthrough.
在化石记录中发现一个新的 ammonite 种类是一个重要的突破。
Ammonites were common in the Mesozoic Era, especially during the Jurassic period.
ammonites 在中生代很常见，特别是在侏罗纪时期。
Scientists study ammonites to understand the environmental conditions of their time.
科学家通过研究 ammonites 来了解它们时代的环境条件。
The ammonite's spiral shell is often used in jewelry and decorative items.
ammonite 的螺旋壳常用于珠宝和装饰品。
Fossilized ammonites are popular among collectors due to their unique shapes and colors.
化石化的 ammonites 由于它们独特的形状和颜色而受到收藏家的欢迎。
Ammonites played a crucial role in marine ecosystems during their time.
ammonites 在它们的时代对海洋生态系统起到了关键作用。
The extinction of ammonites marked the end of the Mesozoic Era.
ammonites 的灭绝标志着中生代的结束。
Scientists use advanced techniques to study the chemical composition of ancient ammonite shells.
科学家使用先进的技术来研究古代 ammonite 贝壳的化学成分。
The study of ammonites has provided valuable insights into the evolution of marine life.
研究 ammonites 为了解海洋生物的进化提供了宝贵的见解。