burner
noun [ C ] uk/ˈbɜː.nər/ us/ˈbɝː.nɚ/
(ON COOKER, etc.)
炉心;煤气头;炉膛;灯头
the part of a cooker, light, etc. that produces flame or heat
(PHONE)
informal (also burner phone)一次性手机
a mobile phone without a contract, that is typically only used for a short time and then thrown away, for example when you do not want people to have information about you
Prepaid phones known colloquially as "burners" can provide you with partial privacy. 通称为 "一次性手机"的预付费电话可以保护部分个人隐私。