shíyàn / rényuán / dàishàng / shǒutào / hòu / réng / yào / bìmiǎn / chùpèng / wújūn / bāozhuāng / de / nèicéng实验人员戴上手套后,仍要避免触碰无菌包装的内层。Even after putting on gloves, laboratory personnel must avoid touching the inner layer of sterile packaging.