| 正面 | 20061.invalid 英 [ɪn'vælɪd]美 [ɪn'vælɪd]     |
|---|---|
| 背面 |      释义： 1、val- "be strong" + -id.2、含义：strong, effective, having force in law, legally binding, supported by facts or authority.3、in- "not" + valid.adj. 无效的；有病的；残废的n. 病人；残废者vt. 使伤残；使退役vi. 变得病弱；因病而奉命退役 例句： 1. Margaret resides with her invalid mother in a London suburb.玛格丽特同她病弱的母亲住在伦敦郊区。 invalid 无效的in-,不，非，valid,有效的。 invalidinvalid: see validinvalid (adj.1)"not strong, infirm," 1640s, from Latin invalidus "not strong, infirm, weak, feeble," from in- "not" (see in- (1)) + validus "strong" (see valid). Specific meaning "infirm from sickness, disease, or injury" is from 1640s.invalid (adj.2)"of no legal force," 1630s, from special use of Latin invalidus (see invalid (adj.1)).invalid (n.)1709, originally of disabled military men, from invalid (adj.1). Invalides is short for French Hôtel des Invalides, home for old and disabled soldiers in the 7th arrondissement of Paris." |