名詞 a.i.d.:

1. a resource
   同義詞：aid, assistance, help
2. the activity of contributing to the fulfillment of a need or furtherance of an effort or purpose
   同義詞：aid, assist, assistance, help
3. a gift of money to support a worthy person or cause
   同義詞：aid, economic aid
4. the work of providing treatment for or attending to someone or something
   同義詞：care, attention, aid, tending

動詞 a.i.d.:

1. give help or assistance; be of service
   同義詞：help, assist, aid
2. improve the condition of
   同義詞：help, aid