前间的英文

maema

• 前:    front
• 间:    space in between; ...
• 前间板:    anterior intercala ...

例句与用法

1. The bullet cluster is more than three thousand million light - years away . it formed in the last one hundred million years
   子弹状星系团距离地球超过30亿光年。它形成于一亿年前间。
2. Radioactive dating showed the crystals from western australia varied in age from 3 . 06billion to 4 . 25billion years ， making them almost 1billion years older than the previous oldest - knowndiamonds
   放射性断代测出来自澳大利亚西部的这种晶体在30 . 6亿到42 . 5亿年前间发生变化，这比之前已知最古老的钻石还早10亿年左右。