a mechanical or electrical device for measuring time, indicating hours, minutes, and sometimes seconds, typically by hands on a round dial or by displayed figures.
同义词：
timepiecetimekeepertimerchronometerchronograph
2
an ornamental pattern woven or embroidered on the side of a stocking or sock near the ankle.
动词
1
attain or register (a specified time, distance, or speed).
I clocked nearly nine hours of uninterrupted sleep
同义词：
registerrecordlogachieveattainaccomplishgainearnwinmakeinformal：dochalk upnotch uprack upbagturn inknock up
