300 millon是多少

是300000000，即3亿。

英文单词million是百万的意思。

Frogs living near brightly lit highways suffer nocturnal light levels that are as much as a million times brighter than normal, throwing nearly every aspect of their behavior out of joint, including   their   nighttime   breeding   choruses.

在灯火通明的高速公路附近的青蛙夜间受到的光照水平比正常情况高出一百万倍，搅乱了它们各方面的行为，包括它们在夜间为了求偶发出的声音。

300 millon是多少

million的汉语意思是：一百万；300 个million就是300乘以一百万，即就是：3亿。