unrestricted submarine warfare
基本解释
- 无限制的潜艇战
英汉例句
- It said unrestricted submarine warfare would begin immediately.
- Outraged, yes, but it took two years and German resumption of unrestricted submarine warfare in early 1917 (which Mr Roberts strangely postpones to that September) to bring America to war—surely the longest reaction-time in the history of galvanism.
ECONOMIST: The English-speaking world