| 释义 | 
		watchful美 ['wɑtʃfəl]  英 ['wɒtʃf(ə)l]  - adj.注意的;警惕的;提防的
 - 网络警觉的;戒备的;留心的
 
 adj. observant,alert,attentive,vigilant,on the alert 1.  | 注意的;警惕的;提防的paying attention to what is happening in case of danger, accidents, etc.  |  
  | Her expression was watchful and alert. 她露出一副察言观色、处处提防的表情。  |   | His mother kept a watchful eye on him. 他的母亲特别留心他。  |   | The children played under the watchful eye of their teacher. 孩子们在老师的看护下玩耍。  |  
 adj.  | 1. carefully observant or alert 3. looking at something carefully, or noticing everything that is happening  |  
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