Multitran dictionary
DictionaryForumContacts

   English
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 before-and-after test
busin. "事前事后"测验
 "before -and-after" test
econ. "事先事后"测验
 before-and-after test
tech. 辐照前后试验
 "before-and-after" test
busin. "事先事后"测验