non-delivery的用法和樣例：
例句
用作名詞 (n.)
- In case of non-delivery, letters must be returned to the senders.
函件無法投遞時,務必退還寄信人。
辭彙搭配
- non-delivery of the entire package 整件提貨不著...
- risk of non-delivery 提貨不著險
- notice of non-delivery 無法投遞通知...
- non delivery 未交付貨物(無法投遞...
