chronometer; marine chronometer
Tone colorsmāmámǎmàma
Meanings
1 sense · 3 examplesnoun
small precision timepiece used for astronomical timekeeping or marine navigation; chronometer
Technical term referring specifically to high-precision portable timekeepers used in astronomy and navigation to determine longitude at sea. Distinct from ordinary clocks or watches due to its specialized accuracy and stability under varying conditions.
Zhè这
tái台
tiān天
wén文
biǎo表
shì是
háng航
hǎi海
bì必
bèi备
de的
gōng工
jù具
。
This chronometer is an essential tool for navigation.
Tiān天
wén文
biǎo表
de的
jīng精
dù度
fēi非
cháng常
gāo高
，
kě可
yǐ以
jīng精
què确
dào到
líng零
diǎn点
jǐ几
miǎo秒
。
The chronometer is extremely accurate, precise to within a fraction of a second.
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Chuán船
zhǎng长
yī依
kào靠
tiān天
wén文
biǎo表
hé和
liù六
fēn分
yí仪
lái来
què确
dìng定
jīng经
dù度
。
The captain relies on the chronometer and sextant to determine longitude.