总结奥巴马在峰会期间的表现，美国媒体热衷于用握手外交、魅力攻势等字眼形容。奥巴马本人也对峰会成果感到满意，称从古巴、委内瑞拉等美国在拉美的传统对手处看到积极信号。 After days of handshakes with unlikely leaders, President Obama is ending his four-day...
