形容詞 poorly:

1. somewhat ill or prone to illness
   同義詞：ailing, indisposed, peaked, sickly, unwell, under the weather, seedy

副詞 poorly:

1. (`ill' is often used as a combining form) in a poor or improper or unsatisfactory manner; not well
   同義詞：ill, badly

1. These streets are very poorly lit.
   這些街道的照明很差。
2. My daughter's a bit poorly today, so she didn't go to school.
   我女兒今天有點不舒服，所以她沒去上學。
3. `Othello' was rendered rather poorly.
   《奧賽羅》這出戲演得不好。
4. No one will buy a book which (that) is poorly written.
   沒有人會買一本寫得很爛的書。

poor.ly

adv.（副詞）
In a poor manner.See Usage Note at poor
貧乏地參見 poor
adj.Chiefly Southern U.S. （形容詞）【多用于美國南部】
In poor health; ill:
身體欠佳的；有病的：
例句：
feeling poorly.See Usage Note at bad
感覺不適參見 bad