形容詞
達到預期嘅結果 effective; able to achieve an expected result
有效日期
有效日期
jau5 haau6 jat6 kei4 expiry date
呢隻藥對醫感冒好有效。
呢只药对医感冒好有效。
ni1 zek3 joek6 deoi3 ji1 gam2 mou6 hou2 jau5 haau6. These pills are effective against cold.
反義詞
冇效
Definitions (Wiktionary)
verb
to be valid; to be effective (syn.) 奏效, 生效, 见效, 收效, 見效
軍人出示有效證件,無證照章投幣。
军人出示有效证件,无证照章投币。
jūn rén chū shì yǒu xiào zhèng jiàn , wú zhèng zhào zhāng tóu bì . Servicemen should present valid military ID cards, or insert coins according to the regulations if without an ID card.
當日有效。
当日有效。
dàng rì yǒu xiào . Valid only on day of issue.