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Translations

1. 甲乙丙こうおつへい
2. 優ゆう
3. 甲乙丙丁こうおつへいてい
4. イイ

English definition

1. a metric unit of length equal to one ten billionth of a meter (or 0.0001 micron)

Examples

• I'm at a loss for words.
• Is it a recent picture?

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