五角型 meaning in English
tracut
trap cut
Examples
- Originate a lock body composing of snap rings made of nickel molybdenum alloy steel and patented pentagonal disk lock core , enable the unlock difficulty remaining the highest degree ever since
首创锁体采用镍络钼合金钢扣环加上专利五角型disk锁心，开启难度史上最高。