プログレッシブ和英中辞典(第4版)の解説
てぬかり【手抜かり】
((through)) an oversight
防災対策に手抜かりがあった
There were some oversights in the measures taken to prevent disasters.
家主の側の重大な手抜かりで火災が発生した
A fire broke out through a serious oversight on the part of the landlord.
手抜かりのないようめいめい十分に注意してもらいたい
I want each one of you to be careful so that there will be no slipups [mistakes/slips/hitches].