【@CCTV_AMERICA 听听你的意见：首届美非峰会周二于华盛顿举行，聚焦美非间商业贸易，或达成近十亿美元大单，你认为世界各国在各个领域应如何帮助非洲发展？】The U.S.—African Leaders Summit kicks off in Washington, D.C. on Tuesday. What can be done to help Africa from the outside?
