英文英文字典

英文英文字典

古腾堡计划中的在线英语-英语词典

Chronometer的结果

Chronometer (n.)

An instrument for measuring time; a timekeeper.

Chronometer (n.)

A portable timekeeper, with a heavy compensation balance, and usually beating half seconds; -- intended to keep time with great accuracy for use an astronomical observations, in determining longitude, etc.

Chronometer (n.)

A metronome.