WalkeˈwɒkCOCA²¹³⁴⁵⁵BNC²³⁶²¹³⁺¹ 基本例句 n.沃克¹⁰⁰ “ The implication for me is we still have a long way to go to reduce toxic air pollution to protect the public, ” said John Walke, a senior attorney at the Natural Resources Defense Council. “这对于我来说的言外之意是，为了降低有毒空气的污染，保护公共安全，我们还有很长的路要走”自然资源保护委员会的高级律师约翰沃尔克说。 suiniyi