共刺激 Save Sign in to save words gòngcìjī ㄍㄨㄥˋ ㄘˋ ㄐㄧ costimulation immunology costimulatory Character by character 共(gòng)common 刺(cì)thorn 激(jī)arouse A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0