### Chinese: 围绕着弹道导弹潜艇的秘密使“雷鸣潜艇”成为“核三位一体中最重要的生存武器”，这一体系还包括位于美国本土的发射井弹道导弹，以及B-2和B-52等可携带核弹头的轰炸机。
### English: The secrecy surrounding ballistic missile submarines makes the "Thunder Submarine" the "most important survival weapon in the nuclear trinity," a system that also includes silo ballistic missiles located on the United States mainland, as well as nuclear-capable bombers such as the B-2 and B-52.
### Errors: There is a minor error at ""Thunder Submarine". There is a minor error at """. There is a minor error at "survival". There is a minor error at "nuclear trinity". There is a minor error at """. There is a major error at "lo ball". There is a minor error at "-cap".

### Improved English: The secret surrounding ballistic missile submarines makes “Boomer Submarine" the “most important survival weapon in the Nuclear Trinity”; this system also includes launching silo ballistic missile located in the US, as well as bombers such as B-2 and B-52 that can carry nuclear warheads.