元芳，你怎么看此 Hello world

assume cs:codesg
codesg segment
mov ax,2000h
mov ds,ax
mov bx,0

mov ax,6548h
mov [bx],ax
inc bx
inc bx

mov ax,6c6ch
mov [bx],ax
inc bx
inc bx

mov ax,206fh
mov [bx],ax
inc bx
inc bx

mov ax,6f77h
mov [bx],ax
inc bx
inc bx

mov ax,6c72h
mov [bx],ax
inc bx
inc bx

mov ax,2164h
mov [bx],ax
inc bx
inc bx

mov al,36
mov [bx],al

mov dx,0
mov ah,9
int 21h

mov ah,1
int 21h

mov ah,4ch
int 21h
codesg ends
end