反義詞:impure
例句
These sheets are 100% pure cotton and comfortable to sleep on.
這些牀單是100%純棉的,睡在上面很舒服。
Children have pure thoughts.
孩子們有純潔的思想。
Class should not only teach pure theory, but also combine with practice
學生課堂上不應只教授純理論,還應結合實際操作