- 如未能收妥此傳真檔案，請立即與我們聯繫。
If the fax transmission, Please inform us immediately.
- 他們未能經濟地經營電話網路。
They were unable to run the telephone network economically.
- 先於戰爭的一些事件未能警告人們有關戰爭的威脅。
Events antecedent to the war failed to serve as a warning of the threat.
- 我的缺席未能引起人家注意。
My absence had gone unnoticed.
- 未能按時交貨
fail to deliver as scheduled
- 母親臨終前我未能去看她，為這事我永遠也不能原諒自己。
I cannot forgive myself for not seeing y mother before she died.
- 失敗未能達到預期的目標，如一個計畫或一個項目
To fail to attain an intended goal, as a plan or project.
- 他未能封她的努力作出正確的評價。
He was inappreciative of her efforts.