直积 Save Sign in to save words Traditional (Taiwan): 直積 zhíjī ㄓˊ ㄐㄧ direct product (in set theory) Character by character 直(zhí)surname Zhi 积(jī)amass Other words read zhíjī In the same tone 值机 zhiji with other tones 之际 制剂 知己 至极 织机 All 10 words read zhiji in any tone A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0