您要查找的是不是：
- His claim to ownership is invalid. 他的所有权是无效的。
- A passport that is out of date is invalid. 护照过期是无效的。
- His father is a bed-ridden invalid. 他父亲是个缠绵病榻的人。
- He has been an invalid all his life. 他终身残废。
- The invalid gained colour under the doctor's care. 病人在医生的治疗下，脸色逐浙红润。
- The invalid lay propped on the pillows. 那病弱者倚靠在枕头上。
- Invalid chromosome 无效染色体
- The girl spent all her spare time to look after her invalid mother. 这个女孩把她所有的业余时间都用来照顾长期生病的母亲。
- The position that a given gene occupies on a chromosome. 基因座在一条染色体上某种给定基因所占的位置
- A defect in a legal document that can render it invalid. 破绽，失效可能导致其无效的法律文件的漏洞
- The invalid reached for the glass but could not get it. 病人伸手去拿水杯，但是够不着。
- A chromosome composed primarily of heterochromatin. 异染色体主要由异染色质组成的染色体
- Chromosome 5 is distinguished by a proximal knob. 第5染色体的特点是有一个近侧的节结。
- Several copies of specific chromosome are present. 特殊染色体存在着几个拷贝。
- The invalid found solace in music. 那病人从音乐中得到安慰。
- Genome A complete haploid chromosome set. 基因组：即一套完整的单倍体染色体。
- The invalid is gathering strength. 病人的体力正在逐渐恢复。
- An organism having a euploid chromosome number. 整倍体具有整倍体染色体数的有机组织体
- This ticket has passed its expiration date, and so it is now invalid. 这张票已过了有效期，现在作废了。
- She has been tied to the house for weeks looking after her invalid father. 几个星期来她一直呆在家中照顾有病的父亲。
