This is the acid test, and this is where we are failing," said WHO Director General Dr Margaret Chan, speaking Tuesday at the opening session of the TDR Joint Coordinating Board.
The test, if it goes ahead, will also roughly coincide with an annual joint military exercise between America and South Korea, at a time when relations between South and North have deteriorated badly.
如果付诸实施，那么这次试射也将在一个南北关系严重恶化的时期，与美韩年度联合军事演习的日期大致重合。
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Another simple way to test whether your S-I joint is causing your pain is to observe your symptoms as you slowly stand and sit.