addition, appendix, attachment, supplement, accessory

名詞 supplement:

1. textual matter that is added onto a publication; usually at the end
   同義詞：addendum, postscript
2. a quantity added (e.g. to make up for a deficiency)
   同義詞：supplementation
3. a supplementary component that improves capability
   同義詞：accessory, appurtenance, add-on

動詞 supplement:

1. add as a supplement to what seems insufficient
2. serve as a supplement to
3. add to the very end
   同義詞：append, add on, affix

1. She gives private lessons to supplement her income.
   她給私人授課以貼補(bǔ)收入。
2. I never refuse odd jobs to supplement my income it's all grist to the mill.
   我為增加收入，對於做零活總是來者不拒--多多益善。
3. I supplement my grant by working in the evenings.
   我除享受助學(xué)金外還打夜工以增加收入。
4. She supplements her diet with vitamin tablets.
   她服用維生素片劑以補(bǔ)充規(guī)定食譜中的營養(yǎng)。
5. The money I got was a useful supplement to my ordinary income.
   我得到的那筆錢是很管用的外快。
6. I supplement my scholarship by working in the evening.
   我除了享受獎學(xué)金外還打夜工以增加收入。