近几个月来，特朗普五次下令制定加强对伊朗或也门胡塞武装攻击的计划，但每次最终都选择放弃。这一次他会改变主意吗？
Five times in recent months, Trump has ordered up plans to increase attacks against Iran or the Houthis in Yemen. Each time, he has ultimately backed down. Will he this time?
美国军方已拟定了为期三天的打击方案，然而近几个月来总统屡次否决重启战争的计划。
The U.S. military has drafted options for three days of strikes, but in recent months the president has repeatedly vetoed plans to restart the war.