Illustration: At the entrance to a municipal swimming facility, a visitor holds a plain membership card against the access reader. The barrier has opened fully in response, and the visitor is stepping through with a towel and swim bag.

JLPT N2na-adjectiveLevel estimated by Bebop

有ゆう効こう

yuukou

valid, effective

Example sentences

その切符きっぷは一週間いちしゅうかん有効ゆうこうです。
The ticket is valid for a week.
Tatoeba · CC BY 2.0 FR · Source
切符きっぷは三日間さんにちかん有効ゆうこうだ。
The ticket holds good for three days.
Tatoeba · CC BY 2.0 FR · Source
その法律ほうりつはまだ有効ゆうこうである。
The law is still in effect.
Tatoeba · CC BY 2.0 FR · Source

Kanji in 有効

有possess; haveOnユウ・ウKunある
効merit; efficacyOnコウKunきく・ききめ・ならう

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