美国国会专注于中国事务的委员会共和党主席呼吁特朗普政府审查美国盟友韩国与中国日益升温的关系，他称这对美国构成“重大风险”。
The Republican chair of the congressional committee focused on China is calling on the Trump administration to scrutinize US ally South Korea's warming ties with China, which he said pose "significant risks" to the United States.