After the baby elephant is born, the average annual weight gain is 200 kg. A baby elephant weighs about 100 kilograms at birth. How many kilograms will the baby elephant weigh 8 years later?
小象出生后，平均每年体重增加200千克．一头小象出生时体重约有100千克，8年后，小象的体重约是多少千克．
<result>2_700</result>