late 14c., as a type of diving bird, agent noun from dip (v.). As a ladle or long-handled utensil for drawing liquid, from 1783, chiefly American English. As the popular U.S. name for the asterism known in Britain as The Plough or Charles' Wain, attested by 1833.
权威例句
1. The Big Dipper is not by itself a constellation.
北斗七星本身不是一个星座。
2. She tilted the dipper , drew a deep breath and drank swiftly.
她端着勺子深深闻了一下,便迅速喝起来.
3. She took the wet gourd dipper from him, her nostrils wrinkling in distaste at the reek.
她从波克手里接过湿淋淋的长柄葫芦勺, 鼻孔立即被酒气刺激得皱起来.
4. See if you can find the Big Dipper and the Little Dipper.
看一看你能不能找到天上的北斗星座和小北斗星座!
5. It is China's fourth Beidou ( Big Dipper ) navigation experimental satellite in orbit.