That is our main reactor building.

那是我们反应堆主厂房。

youdao

Their principal solar and stabilizer fin, mounted dorsally, is located directly above the main reactor.

它们的主太阳能和稳定板安装在背部，直接位于主反应堆上方。

youdao

The main reactor buildings are either too badly damaged, or too laden with radioactivity, to readily reconnect plumbing and electrical systems.

但是可能因为主体建筑损毁严重，或者辐射量大等，已经无法再和电力系统比较容易的连接上。

youdao

The main reactor building will not be pulled down until about 2100 when the radioactive levels in the building become safe.

BBC: Oldbury power station transformer is removed from site

But what diplomats are saying on the sidelines is that the main idea of the draft document that the host nation China put forward is to get North Korea to shut down its main reactor at Yongbyon and to reintroduce the international inspectors that they kicked out in 2002.

NPR: 'Sticking Points' Remain in North Korean Talks

Diplomats say the U.S. and North Korea's neighbors are pushing for North Korea to shut down its main nuclear reactor at Yongbyon and submit to international inspections.

NPR: Hope Seen at North Korean Nuclear Talks