The proportion of proximal colonic cancer and distal colorectal cance between Caucasian and Chinese patients was 36.3% vs 26.0%,63.7% vs 74.0%.是什么意思_The proportion of proximal colonic cancer and distal colorectal cance between Caucasian and Chinese patients was 36.3% vs 26.0%,63.7% vs 74.0%.在线翻译_英语_读音_用法_例句