英语语法分析

They would have been almost pure hydrogen — the primary ingredient of thermonuclear fusion, which makes a star shine.

它们可能曾经几乎完全是由氢元素构成的，氢元素是热核融合的主要原料，正是这种反应让星星放出光芒。

(Probably controller thermonuclear reaction) Hunger slowly stops being a problem. Piloted spaceship to Venus deploys.

（也许是控制热核反应）饥饿慢慢结束，来自金星的宇宙飞船开始部署。

It will help to choose optimal construction materials for elements of the thermonuclear reactor that contacts with hot plasma.

这将有助于研究人员挑选出最适合热核反应堆的建筑材料，因为热核反应堆与高温等离子体会发生接触。