Ting Shihui, a police officer, said, "This is a kind of adsorbent."

警员Ting Shihui表示：“这是一种吸附剂。”

youdao

Ting Shihui, a police officer, said, "This is a kind of adsorbent."

警员Ting Shihui表示：“这是一种吸附剂。”

youdao