The children went there to watch the iron tower being ecrected请问,being在此怎么翻译?不是过去进行式吧?有类似的例子吗?有类似的例子吗?

问题描述:

The children went there to watch the iron tower being ecrected
请问,being在此怎么翻译?
不是过去进行式吧?
有类似的例子吗?
有类似的例子吗?

..这个being ecrected是表被动.时态上表现在进行.即正在被~~~~

watch sb/sth doing
be在这里表示被动语态