Inside the reactor the large molecules are cracked into smaller molecules.

在反应堆内部大的分子被裂解为较小的分子。

youdao

The active core of a nuclear reactor splits atoms in two to produce bursts of energy and, as a byproduct, large masses of highly radioactive particles.

核反应堆的活动区将原子一分为二，从中产生大量的能量，同时作为副产品，会产生大量的发射性很高的物质。

youdao

Also known as the torus, this large doughnut-shaped structure sits in the centre of the reactor building at a lower level than the reactor.

这个巨大的油炸圈形(圆环形)的构筑物坐落在反应堆建筑的中心，它的标高比反应堆低。

youdao

States in a significant portion of the US can support siting at least 10 GW(e) in large reactor facilities with no siting challenges.

FORBES: Plotting The Next-Generation U.S. Power Grid

The study identified future potential electric generation capacity of 158 gigawatts for advanced coal, 78 gigawatts for water and dry-cooled concentrated solar energy and 515 gigawatts for large nuclear reactor plants.

FORBES: Plotting The Next-Generation U.S. Power Grid

That Death Star must have had some very large batteries in those reactor rooms.

FORBES: The Physics (And Economics) of Blowing Up a Planet