chronometer watch中文什么意思

航海表

精密记时计

天文比对表

天文表

• chronometer:    n. 精密计时表；航海时计，经线仪； ...
• watch:    n. 1.表；船钟。 2.值夜，值班 ...
• chronometer time minus watch time:    天文钟时间减钟表时间

百科释义

The term chronometer is a specific type of timepiece tested and certified to meet certain precision standards. In Switzerland, only timepieces certified by the COSC may use the word 'Chronometer' on them.