become invalid
effective, valid
invalid, ineffective, in vain
absagen
effektiv
vergeblich
annullare
Effettivamente
invano
annuler
effectivement
en vain
cancelar
efectivamente
en vano
gelten, als gültig betrachten, 算数
bekräftigen, bestätigen, beweisen 证实
become invalid 30 作废 [-廢] zuòfèi (become-abolished) become invalid: 宣布合同~ declare a contract null and void || 全部~ for the whole thing to become invalid || 声明~ declare invalid '
effective, valid 9 有效 [-] yǒuxiào (have-effect) effective, valid: 方法~. The way is effective. || 感冒 (gǎnmào) 药~. This flu drug is effective. || 这张车票三日内~. This rain ticket is valid for three days. '
invalid, ineffective, in vain 17 无效 [無-] wúxiào (no-effect) invalid, ineffective, in vain: ~劳动labor in vain || ~合同invalid contract || 抢救~ fail to save the life '