英语翻译Morse spent the next five years building working models.请翻译,不明白这句中的working model.

英语翻译Morse spent the next five years building working models.请翻译,不明白这句中的working model. 英语翻译翻译 Time spent laughing is time spent with the gods.—Japanese proverb 英语翻译He spent three hours walking through the forest 还是：He spent three hours walking through the forest on foot 英语翻译Blinking lights on the airplane wingsUp above the treesBlinking down a morse code signalEspecially for meAin't no rainbow in the skyIn the middle of the nightBut the signal's coming throughOne day i will be alright againBlinking lights on I spent the outside 英语翻译Public shows of resentment pretty much spent themselves over the loyalty oath crises 英语翻译The time spent looking for someone with whom to do business is called search activity 英语翻译Some customers say the high quality of the roses makes them look as if they spent a fortune. spent whole night还是spent the whole night spent. She spent the day ___ the hotel. 英语翻译above all,a failure of confidence—the product of a childhood not spent exploring subway tunnels. 英语翻译Prior to his move to Spain Turan spent six seasons in the Galatasaray first team set-up. 英语翻译in 1496 Copernicus went to italy,where he spent the next 10 years studying at various universities. 英语翻译I remember the times we spent togetheron those drivesWe had a million questionsall about our livesand when we got to New Yorkeverything felt rightI wish you were here with metonightI remember the days we spent togetherwere not enoughand i 英语翻译The rise in the amount of money spent on defense was matched by a fall in its value proportionate to the GNP. The workers spent three months______the project. He spent about an hour ( ) the composition.