undeveloped proved reserves未: did not; have not开发: develop; open up; exploit; d ...的: 4次方是 The fourth power of 2 i ...证实: authenticate; corroborate; a ...储量: reserves下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:未开发的证实储量，即可在微信中查询翻译
