sf m4技巧

SVD stripping

Virtual SVD Dragunov sniper rifle in your device. Try to disassemble/assemble SVD. Improve your time and high scores.Now with world record list (using...

Aristotle

Aristotle (384–322 BCE) was a Greek philosopher and scientist born in Stagirus, northern Greece, in 384 BCE. His father, Nicomachus, died when Aristot...

Nikola Tesla

Nikola Tesla (Serbian Cyrillic: Никола Тесла; 10 July 1856 – 7 January 1943) was a Serbian American inventor, electrical engineer, mechanical engineer...