not at all的用法和樣例：
例句
- The witness lost all remembrance of the accident.
這位目擊者對這個事故一點也不記得了。 - Her so-called friend did not offer any help.
她那位所謂的朋友一點也不幫忙。 - Should you have any questions, please do not hesitate to contact us.
如果您有什麼問題的話，請不必客氣，儘管與我們聯繫。
辭彙搭配
- not at all the thing 身體不舒服
