### Chinese: 弹道导弹潜艇通常被称为“雷鸣潜艇”（Boomer submarine）。
### English: Ballistic missile submarines are often called "<v>Boomersubmarines</v>".
### Errors: There is a minor fluency/punctuation error at "Boomersubmarines" within <v></v>.

### Improved English: Ballistic missile submarines are often called “Boomer submarines”.
