be characterized by中文什么意思

• 具有...的特性, 其特性为..
• 以…为特征

• characterize:    vt. 1.叙述[描写]…的特性；鉴定。 2.表示…的特 ...
• be characterized:    有……特性
• be characterized as:    被刻画为……的性格,成为……的性格
• characterized:    具有特征的
• characterized by:    特点在于

例句与用法

1. Fluoride injury often is characterized by tip burn of leaves .
   氟化物危害的特点是叶片顶尖灼燃现象。
2. It is characterized by the lubricity of typical fluorocarbons .
   它的特点是具有典型氟碳聚合物的润滑性。
3. It is characterized by multistate and even multinational companies .
   它的特征是多州的、甚至是多国的公司。
4. Nematode damage to the soybean roots is characterized by coarse roots .
   线虫破坏大豆根系的特征是：根系粗糙。
5. The atomic bomb is characterized by the grave injuries caused by radioactivity .
   原子弹具有由辐射引起严重损伤的特点。