退紙的紙卷 的英文怎麼說
中文拼音 [tuìzhǐdezhǐjuǎn]
退紙的紙卷
英文
unwind roll-
Generally, drawing machine has four motors, two stepping motors control movement of pen and paper, and the other two direct current electric motors control the spools of giving paper and spooling paper
服裝繪圖機主要包括四個電機:兩個步進電機分別控制筆和紙的運動,兩個直流電機分別控制給紙和退紙的卷軸。When i ' m having trouble with a story and think about giving up, or when i start to feel sorry for myself and think things should be easier for me, i roll a piece of paper into that cranky old machine and type, word by painful word, just the way mother did
每當我寫文章遇到困難想打退堂鼓時,或是自嘆不走運時我就往那臺破舊的打字機里卷進一張紙,像媽媽當年一樣,一字一字吃力的打著。
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