invalid
名詞
定義 invalid 名詞
- Countable(可数名词)
A person who is unable to care for themselves due to illness, often requiring long-term care.
（通常指需要他人长期照顾的）病人
Is the invalid still confined to bed?
那位病人还卧床不起吗？
She has been caring for the invalid for many years.
她已经照顾那位病人很多年了。
The hospital is providing special care for the invalid.
医院正在为那位病人提供特别护理。
形容詞
定義 invalid 形容詞
Not legally or officially acceptable; not valid or legitimate.
（文件、票据、法律等）不合法的；官方不承认的
This coupon is expired and therefore invalid.
这张优惠券已过期，因此无效。
His passport became invalid last year.
他的护照去年就失效了。
The contract is invalid because it lacks the proper signatures.
这份合约无效，因为缺少必要的签名。
Not based on sound reasoning or evidence; not valid or logical.
（观点、论点等）不成立的；无效的
Their argument was proven to be invalid upon close examination.
他们的论点经过仔细检验后被证明是无效的。
The theory is invalid due to a lack of supporting evidence.
由于缺乏支持证据，这个理论是无效的。
He made an invalid deduction.
他做出了一个无效的推论。
片語動詞 invalid
- invalid someone out
Being invalided out of an occupation, particularly a military one, means being compelled to leave due to illness or injury.
因伤病退役
• He was invalided out of service due to injuries sustained in combat, making it impossible for him to continue life as a soldier.
他因在战斗中受伤而被迫退役，无法继续作为一名士兵的生活。