Correct 恒速 / héng sù / Strokes Example As a Noun constant speed/velocity 1 Héng sù 恒速 yùn dòng 运动 Copy Pinyin Sentence uniform motion 2 Héng sù 恒速 sǎo miáo 扫描 Copy Pinyin Sentence constant speed scanning 恒速 - Chinese Dictionary Example As a Noun constant speed/velocity 1 Héng sù 恒速 yùn dòng 运动 Copy Pinyin Sentence uniform motion 2 Héng sù 恒速 sǎo miáo 扫描 Copy Pinyin Sentence constant speed scanning