A laptop is a portable computer, so named because "the average person" can use it while it's placed on his lap. But, use a table or other solid surface if one is available to prevent overheating or burning your thighs.
A laptop is a portable computer, so named because "the average person" can use it while it's placed on his lap. But, use a table or other solid surface if one is available to prevent overheating or burning your thighs.