Search the dictionary A Chinese word or character, or English Search 9 entries. jiǎjī 甲基 methyl group (chemistry) jiājī 夹击 pincer attack jiājī 夾擊 pincer attack jiǎjí 甲级 first rate jiǎjí 甲級 first rate guójiājí 国家级 national-level guójiājí 國家級 national-level tiānjiājì 添加剂 additive tiānjiājì 添加劑 additive