周访
周访-
他计划了一次旅行，打算在两周之内访遍欧洲所有国家的首都。
He planed his journey to visit all the Capitals of Europe in two weeks .
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刮痧组和中药组均有5例病例脱失，其中4例治疗1周后失访，另外6例不明原因停止治疗。
Other two control groups had five cases of loss respectively , of which four cases were lost contact after 1 week , the other six cases of unexplained cessation of treatment .