err

1. V-I If you err, you make a mistake. 犯錯[正式]

It criticizes the main contractor for seriously erring in its estimates. 它批評主承包商在估算中嚴重出錯。

2. PHRASE If you err on the side of caution, for example, you decide to act in a cautious way, rather than take risks. 甯可失之過於…

They may be wise to err on the side of caution. 他們甯可失之過於謹慎也不冒風險也許是明智的。