Cinga ngeShanghai: UziPhumelela njani iMathematika ye-LED egqibeleleyo, iFiziksi, iNdibaniselwano yokuKhanya?
[umbhalo / Ubunjineli be-LED Yue Motte], iGenesis, wabhala, ngomhla wokuqala, wathi uThixo, Makubekho ukukhanya kwaye kwabakho ukukhanya.kube nje isiseko sezinto zonke zikhona. Ukususela ekukhanyeni kwendalo ukuya emlilweni, ukuya t
jonga iinkcukacha