vt.

1. 投递；传送；运送[（+to）]
   The mailman delivered the letters promptly.

   那个邮差准时地投递信件。

2. 给予（打击等）；发动（进攻）[O]
3. 发表；讲；宣布
   He delivered an important report at the meeting.

   他在会上作了重要报告。

4. 给……接生；生（婴儿）
   She delivered twins in the evening.

   晚上她生了一对双胞胎。

5. 解救；解脱；释放[（+from）]
   Education delivered him from ignorance.

   教育把他从无知中解救出来。

6. 履行（诺言）；实现（期望）
7. 为竞选人拉（选票）

vi.

1. 投递；送货；传送
2. 履行，实现[（+on）]
   I am certain that he will deliver on his promise.

   我确信他会履行诺言。

v.

1. bring and hand over (a letter or goods) to the appropriate recipient.
   ▸formally hand over (someone).
2. provide (something promised or expected).
   ▸Law  acknowledge that one intends to be bound by (a deed), either explicitly by declaration or implicitly by formal handover.
3. launch or aim (a blow or attack).
4. state or present in a formal manner:
   he will deliver a lecture on endangered species.
5. assist in the birth of.
   ▸ (also be delivered of) give birth to.
6. save or set free:
   deliver us from these villains.