意思：Eyeswideopen是一个英语短语，指的是“睁大眼睛”、“目不转睛”或者“觉”的状态。它可以用来形容人们专注、觉地看着某件事情，也可以指某人保持惕的状态。

怎么读（音标）：/aɪz waɪd ˈoʊpən/

用法：Eyeswideopen通常作为形容词短语使用，修饰名词或代词。它也可以作为动词短语使用，表示某人正在做着“睁大眼睛”的动作。

例句1-5句且中英对照：

1. She watched the movie with her eyes wide open, afraid to miss a single detail.（她目不转睛地看电影，生怕错过任何一个细节。）

2. The child sat in front of the TV, eyes wide open, completely absorbed in the cartoon.（孩子坐在电视前，眼睛瞪得大大的，完全沉浸在卡通片中。）

3. He walked through the dark alley with his eyes wide open, ready for any danger that may come his way.（他走过黑暗的小巷，眼睛紧紧地盯着四周，随时准备应对可能出现的危险。）

4. The team went into the game with their eyes wide open, knowing that their opponents were a tough challenge.（球队进入比赛状态，心中觉，知道对手是一个强大的挑战。）

5. She couldn't believe her eyes when she saw the beautiful sunset with her eyes wide open.（当她睁大眼睛看到美丽的日落时，简直不敢相信自己的眼睛。）

同义词及用法：

1. Alert：指某人保持惕、觉的状态。：The guard remained alert throughout the night.（那名保安整晚都保持惕。）

2. Vigilant：指某人十分觉、谨慎地注意周围的情况。：The soldiers were vigilant, ready to defend their country at any moment.（士们非常觉，随时准备捍卫。）

3. Focused：指某人专注地关注某件事情。：She was completely focused on her studies and didn't notice anything else around her.（她完全专注于学习，没有注意到周围其他事情。）

编辑总结：

Eyeswideopen是一个形容词短语，表示“目不转睛”、“专注”的状态，可以用来形容人们看着某件事情时的表现或者指某人保持戒状态。它与alert、vigilant、focused等词有类似的意思，但略有不同。在写作时，可以根据具体语境选择合适的词汇来表达相应的意思。