jù​chǐ

sawtooth

锯齿 鋸齒 jù​chǐ
sawtooth
The sharp teeth of a saw; any sharp teeth or jagged edge resembling the teeth of a saw.
strategic bottleneck
A rugged, dangerous, or strategically difficult terrain, often used in a military context to describe jagged or obstructed paths

Frequency

Movie subtitles
2.15 per million appears in 1% of films
Written text
1.46 per million

Sources