突破口 tūpòkǒu breach
breach; gap; breakthrough point
How to remember 突破口: 突 sudden + 破 broken + 口 mouth (Kangxi radical 30) = breach.
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How it is used
- A breach point / the place where you break through - literally a gap punched in a defense, figuratively the key entry point to solving a problem.
- 以…为突破口 (yǐ…wéi tūpòkǒu) to use X as the breakthrough/starting point - 找到突破口 to find the way in.
- Common in investigations, negotiations, and reform talk.