As Iran’s largest trading partner, China would seemingly have much to lose from President Trump’s threat this week to impose “tremendous economic consequences” on nations doing business with Tehran. 特朗普总统称将对与德黑兰有业务往来的国家施加“巨大的经济后果”。作为伊朗最大的贸易伙伴，中国似乎将因特朗普的威胁而蒙受重大损失。…