táng​xiàn

rifling

膛线 膛線 táng​xiàn
rifling
Helical grooves inside the barrel of a gun or cannon used to spin the projectile for stability and accuracy; also called 来复线 lái​fù​xiàn

Frequency

Movie subtitles
0.270 per million appears in 0% of films
Written text
0.079 per million

Cross-References

Same as

Sources