1、It would surely be wrong to let them go scot-free just for lack of finger-prints.
由于缺少指紋而使他逍遙法外是肯定錯誤的。

2、The accused got off/escaped scot-free because of lack of evidence
由於證據(jù)不足, 被告未受懲罰.

3、The thief got off scot-free because he had a good lawyer
那名小偷最終逍遙法外，因為他的律師很厲害。

4、They got off scot-free because of lack of evidence.
由于證據(jù)不足，他們得以逍遙法外。

scot-free翻譯

a. 不受處罰的, 無傷的, 平安的【法】 免于受罪的, 未受損害的, 免稅的 詳情