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单词 invalid
释义 invalid[in'vælid]n. 病人, 残废者a. 有病的, 无效的【医】 病废者, 久病衰弱者, 病废的【经】 无效的 invalid 1  invalid 1  AHD:  [¹n“v…-l¹d] D.J.  [6!nv*l!d]K.K.  [6!nv*l!d]n.(名词)One who is incapacitated by a chronic illness or disability.病人:由于慢性病或残疾引起无能力的人adj.(形容词)1. Incapacitated by illness or injury.有病的:由疾病或伤残造成的无能力的2. Of, relating to, or intended for invalids.供病人用的:属于、关于、或为病人打算的v.tr.(及物动词)  in.va.lid.ed,in.va.lid.ing,in.va.lids 1. To incapacitate physically.使病弱:使体质上无力2. Chiefly British To release or exempt from duty because of ill health:【多用于英国】 使因病退役:因为身体不好解除或免除责任:“I was not quite sick enough to be invalided out, even though I was of no more use”(&b{Mary Lee Settle})“即使我不再有用处,还不至病得严重到可以免除义务”(玛丽·李·塞托)语源:From invalid 2 influenced by French invalide [sickly, infirm]  from Latin invalidus 源自 invalid2 受 法语 invalide的影响 [有病的,体弱的]  源自 拉丁语 invalidus  invalid 2  invalid 2  AHD:  [¹n-v²l“¹d] D.J.  [!n6v#l!d]K.K.  [!n6v#l!d]adj.(形容词)1. Not legally or factually valid; null:无效的:法律上或事实上是无效的;无束缚力的:an invalid license.作废的执照2. Falsely based or reasoned; faulty:无效果的:根据或推理错误的;有错误的:an invalid argument.错误的辩论语源:1. Latin invalidus [weak] 拉丁语 invalidus [弱的] 2. in- [not] * see  in- 1in- [不] *参见 in-13. validus [strong]  from val¶re [to be strong] * see  wal- validus [强的]  源自 val¶re [变强大的] *参见 wal- 继承用法:in”valid“ity  AHD:  [-v…-l¹d“¹-t¶] (名词)inval“idly  adv.(副词)
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