一つずつ， 一つづつ， 一つ宛， ひとつずつ， ひとつづつ
1. one by one, one each, one at a time
一个一个，一次一个
彼女はケーキを６つにきり、それぞれの子供に１つずつあげた。
tbd
She cut the cake into six pieces and gave one to each of the children.
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書類の山を均等に分けて、部屋の両側へひとつずつ持っていきなさい。
tbd
Divide the pile of documents equally, and take them one by one to either side of the room.
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メアリーは卵を一つずつ取り出した。
tbd
Mary took out the eggs one by one.
瑪麗把雞蛋一顆一顆地取了出來。
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これらの単語を一つずつ覚えなさい。
tbd
Learn these words, one by one.
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