參照系 Save Create a free account to save words Simplified: 参照系 cānzhàoxì ㄘㄢ ㄓㄠˋ ㄒㄧˋ 男 女 frame of reference coordinate frame (math.) Character by character 參(cān)take part in 照(zhào)according to 系(xì)connect Sign up for a free account to save words and review them A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0