half a million years
英
美
五十万年
half a million years的用法和样例:
例句
But geologists using deep quarrying techniques have found evidence of ancient corals there that are half a million years old.
但地质学家使用深海采石技术发现了有五十万年历史的古代珊瑚的证据。
half a million years的相关资料:
临近单词
half
halfpenny
目录
查词历史
英 汉