Meaning of biàn:
遍
everywhere; all over
Tā de zújì yǐjīng biànbù shìjiè měi gè jiǎoluò.
他的足迹已经遍布世界每个角落。
His footprints have already spread everywhere to every corner of the world.
Qiūtiān dàole, fēngyè biàn dì dōu shì hóngsè de.
秋天到了,枫叶遍地都是红色的。
Autumn has arrived, and maple leaves are red all over the ground.
classifier for actions: one time; variant of 遍[bian4]
Qǐng nǐ zài shuō yī biàn.
请你再说一遍。
Please say it one more time.
Tā yǐjīng gàosù wǒ hǎojǐ biàn le.
他已经告诉我好几遍了。
He has already told me several times.