1to ascertain
2to act on
3to criticize
4to pass on
5classifier for batches, lots, military flights
6tier (for the ranking of universities and colleges)
Example
ràng让wǒ men我们bǎ把zuò wén作文jiāo gěi交给lǎo shī老师pī批gǎi改ba吧。
让我们把作文交给老师批改吧。
Let's have our composition corrected by the teacher.