characteristics and classifications的用法和樣例：
例句
- The author raises some questions misguided about the definition and classification of the cosmetics.
提出了在化妝品定義與分類方面存在的很多誤導問題。 - The paper proposes a content-based identification and classification system that represents the visual content of TCP images by chromatic and textural feature set.
提出一種基於內容的中國畫識別與分類方法，通過顏色和紋理特徵來表現中國畫圖像的可視內容。
