秒 miǎo HSK5 second (time), beard of grain or corn Origin Definitions Defs Strokes Stroke Words Sentences Sents Showing: arc second All meanings 25 miǎo 25 second 21instantly 2arc second 1finish quickly 1 1 sentence for 秒 (miǎo — arc second) 这个角度的误差仅为几秒。 zhè gè jiǎodù de wùchā jǐn wéi jǐ miǎo. The error of this angle is only a few seconds. Source: Dong Chinese Dictionary