副詞 purely:

1. restricted to something
   同義詞：strictly

1. The doctrine that the human being is purely animal with no spiritual nature.
   人即獸理論主張人是純粹的野獸，沒有精神活動的理論
2. Attendance is purely voluntary.
   這次出席純粹是自愿的。
3. His conclusions are purely speculative.
   他的結論完全是推測而來的。
4. The question is purely academic.
   這是一個純學術性的問題。