tiě​tǒng

iron bucket

铁桶 鐵桶 tiě​tǒng
iron bucket
bucket or pail made of iron or steel; metal drum
impregnable defense
something that is extremely strong, tight, or well-guarded; used to describe a defense or an encirclement that is impossible to break through

Frequency

Movie subtitles
0.120 per million appears in 0% of films
Written text
0.923 per million

Cross-References

Classifier

Sources