CFrame完全に理解できなかった

local p=game:service'Players'.LocalPlayer
if not shared.AdvFunc then warn'Waiting for Advanced Function...'end
local sw,rnd=shared.AdvFunc.swait,math.random
function DO_IT()
    local chr,not_doing=p.Character,1
    local root=chr.HumanoidRootPart
    for i=1,100 do
        spawn(function()
            local p,scl=Instance.new("Part",workspace),rnd(100,200)/100
            p.Material,p.Color,p.Size="Neon",Color3.fromRGB(rnd(256),rnd(256),rnd(256)),Vector3.new(scl,scl,scl)p.Anchored=1 p.CanCollide=nil
            p.CFrame=root.CFrame*CFrame.Angles(math.rad(rnd(360)),math.rad(rnd(360)),math.rad(rnd(360)))*CFrame.new(20,0,0)
            local ang=CFrame.Angles(math.rad(rnd(-360,360)/100),math.rad(rnd(-360,360)/100),math.rad(rnd(-360,360)/100))
            for i=1,300 do
                p.CFrame=p.CFrame*ang
                sw()
            end
            for i=1,100 do
                p.CFrame=p.CFrame*CFrame.new(0,0,.4)
                sw()
            end
            local cu=p.CFrame local ta=root.CFrame
            local ca=CFrame.Angles(0,0,math.rad(rnd(-360,360)))
            local tra=Instance.new('Trail',p)
            local a0=Instance.new("Attachment",p)a0.Position=Vector3.new(0,scl,0)local a1=a0:Clone()a1.Parent=p a1.Position=-a0.Position
            tra.Attachment1=a1 tra.Attachment0=a0
            tra.Transparency=NumberSequence.new(0,1)tra.Lifetime=.5 tra.Color=ColorSequence.new(p.Color)
            tra.FaceCamera=1 tra.Texture="rbxassetid://1251856844"
            for i=1,30 do
            p.CFrame=(cu*ca*CFrame.new(0,math.sin(i/30*math.pi+math.pi)*30,0)):lerp((ta*ca*CFrame.new(0,math.sin(i/30*math.pi+math.pi)*30,0)),i/30)
            sw()
            end
            local e=Instance.new("Explosion",workspace)e.Position=p.CFrame.p e.BlastRadius=40 e.BlastPressure=1
            p.Transparency=1 game:service'Debris':AddItem(p,5)
        end)
        sw()
    end
    wait(1)not_doing=nil
end
p.Chatted:connect(function(m)
    if m=="#CFrame完全に理解した"then
        local bc = BrickColor.new("White")
        wait(1)
        game.StarterGui:SetCore("ChatMakeSystemMessage", {
        Text = "は？";
        Font = Enum.Font.Cartoon;
        Color = bc.Color;
        FontSize = Enum.FontSize.Size96;
        })
        DO_IT()
    end
    if m=="#Now_I_understand_CFrame"then
        wait(1)
        local bc = BrickColor.new("White")
        game.StarterGui:SetCore("ChatMakeSystemMessage", {
        Text = "what?";
        Font = Enum.Font.Cartoon;
        Color = bc.Color;
        FontSize = 128;
        })
        DO_IT()
    end
end)