The engineer noticed artifacts in the scanned invoices and asked IT to recalibrate the printer.

工程師發現掃描的發票上有假影，於是請資訊部門重新校正印表機。

Before the client presentation, please remove any compression artifacts from the product photos.

在客戶簡報之前，請把產品照片上的壓縮假影全部清除。

The lab report warned that the unusual results might be artifacts of faulty testing equipment.

實驗室報告提醒，這些異常結果可能是測試設備故障造成的人為假象。