秒miǎo? （計(jì)量單位） second (=1/60 of a minute): 2度8分30 ～ two degrees eight minutes and thirty seconds (2°8′30″); 60 ～ 為1分。 Sixty seconds make a minute. 這次賽跑他用了45 ～。 He ran the race in 45 seconds.
◆秒表 {鐘} stopwatch; chronograph; 秒差距 {天} parsec; astron; 秒立方米 {水} cubic meter per second; 秒針 {鐘} second hand |