失效 (shī xiào) — to lose effectiveness; to become invalid (of documents, medicine, contracts, etc.)
뜻
Means something (a contract, card, drug, policy) has stopped working or counting as valid. Contrast with 生效 ('to take effect'), its opposite, and 无效 ('invalid' as a status, not the process of ceasing).
verb
to lose effectivenessto become invalid (of documents, medicine, contracts, etc.)
예문
- 失效。Zhè zhāng yín háng kǎ yǐ jīng shī xiào le.This bank card is already invalid.
- 失效。Zhè zhǒng yào zài yáng guāng xià róng yì shī xiào.This medicine easily loses effectiveness in sunlight.
- 失效。Hé tong shī xiào hòu xū yào chóng xīn qiān dìng.After the contract becomes invalid, it needs to be re-signed.
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