1. This was caused by the carelessness of the staff.
2. The training to the staff is not in place.
或者it lacks in the training to the staff.
1.The staff is not careful enough to cause. 员工不够细心造成的。
2.Staff training is not in place. 对员工的培训不到位。
1.The problem was made by the careless workers
2.This way to train the workers isn't enough
也许直接翻译有点差异 不过意思差不多的
1. 员工不够细心造成的
1. Employees due to not enough careful
2. 对员工的培训不到位
2. The employee training does not reach the designated position
1, It's due to careless of our staff
2, Staff training is not sufficient