準線 Save Sign in to save words Simplified: 准线 zhǔnxiàn ㄓㄨㄣˇ ㄒㄧㄢˋ directrix line of a parabola guide line Character by character 準(zhǔn)accurate 線(xiàn)thread Words that sound like zhǔnxiàn 中線 忠縣 A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0