coolant: pressurized heavy water
/ˈbɔɪlɪŋ ˈwɔːtə/
n
中文：加压重水冷却剂
中文 · 加压重水冷却剂Español · refrigerante : agua pesada presurizadaFrançais · caloporteur : eau lourde sous pression
Meaning：Heavy water is kept at a set pressure to prevent it from boiling.