1. It criticizes the main contractor for seriously erring in its estimates. 它批评主承包商在估算中严重出错。
2. While we invoke the precautionary principle, which always recommends erring on the side of caution, we have to recognize there will be trade-offs to be made. 当我们援引总是建议谨慎行事的预防原则时,我们必须做出权衡。
3. Instead of bludgeoning our erring comrades, we should help them with criticism. 对犯错误的同志,要批评帮助,不能一棍子打死。