69 批 [-] pī (batch) measure word for a batch of goods, and for things, people arriving at the same time: 一~新书 a batch of new books (published at about the same time) || 一~药 some medicines || 两~客人 two groups of visitors/guests '
SAIGONESE
3553 同時: simultaneous, at the same time: The two runners reached the goal at the same time. 6951 同期: same period: There are six people who joined the company at the same time as I did.