File Urls
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"{\"id\":10321,\"type\":\"document\",\"url\":\"https:\/\/biteducation.easyedu.vn\/sites\/default\/files\/easyschool\/upload\/2026\/04\/de_sinh_so_4_0.pdf\",\"width\":null,\"height\":null,\"thumbnail\":\"https:\/\/biteducation.easyedu.vn\/sites\/all\/themes\/easyedu\/images\/pdf-large.png\"}"
Lecture Type
Bài tập về nhà
Created by
fb2e87f6-0483-424f-be41-9db31952de66