Objective To construct recombinant retroviral vector expressing antisense ANG and transfect it into the human lung cancer cell line A549 to inhibit the expression of ANG.是什么意思_Objective To construct recombinant retroviral vector expressing antisense ANG and transfect it into the human lung cancer cell line A549 to inhibit the expression of ANG.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句