基本解釋n.無效;無價值同根派生 invalidness相關(guān)詞英漢例句His claim to ownership is invalid. 他的所有權(quán)是無效的。A passport that is out of date is invalid. 護照過期是無效的。His father is a bed-ridden invalid. 他父親是個纏綿病榻的人。He has been an invalid all his life. 他終身殘廢。The invalid gained colour under the doctor's care. 病人在醫(yī)生的治療下,臉色逐浙紅潤。invalidness更多例句