以下是一些用英语表达的选项：
1. What are those?
2. Can you tell me what's that?
3. What's up with that?
4. What's that thing?
5. What's that over there?
6. Excuse me, what's that object?
7. Could you tell me what's that object?
8. What's that hanging/lying/standing/etc.?
请注意，这些表达方式都是基于不同的语境和上下文，所以具体使用哪个表达方式取决于你询问的对象和情况。
例题：
题目：请列举出所有由数字组成的英文单词，长度不超过三个字母。
英文翻译：Please list all English words composed of digits, with a length of no more than three letters.
请注意，这个问题需要使用一些基本的英语语法和词汇知识来解决。在回答这个问题时，需要考虑到单词的长度和组成元素，并使用适当的英语表达方式来描述问题。
