bad batch

• 一批次品

bad batch的用法和样例：

例句

1. The firm had received bad publicity over a defective product.
   该公司因为一件次品而受到媒体攻击。
2. There are many inferior porcelain vases in this batch whose causes we have to find out.
   这批陶瓷花瓶残次品太多，我们一定要找出问题所在。