- 天堑 tiānqiàn natural moat
- 堑壕 qiànháo trenchtrench; entrenchment
- 路堑 lùqiàn cuttinga cutting for a railway or highway in civil engineering
- 堑壕战 qiànháozhàn trench warfare
- 地堑 dìqiàn rift valleyA trench or rift valley formed by geological faulting.
- 吃一堑，长一智 chīyīqiàn, zhǎngyīzhì learn from mistakesOne learns from one's mistakes; to gain wisdom from experience.
- 东非大地堑 Dōng Fēidàdìqiàn Great Rift Valleythe Great East African rift valley
Sources
- Frequency data
- MTSU Chinese text computingSUBTLEX-CH