tow weeks
tow weeks-
They have gone to Spain for tow weeks .
我们已到西班牙去，将在那呆两星期。
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His mother confined him to his room for the weekend because he was going to have a final exam in tow weeks .
他妈妈周末把他限制在家中，因为两周后他就要参加期末考试了。
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After tow and four weeks , free transfer of prefabricated cartilage flap with vascular anastomosis and examination of cartilage were made .
分别在术后二、四周，进行血管吻合游离软骨皮瓣移植，并检查软骨成活，血管网形成及皮瓣成活情况。