ignore neglect overlook的区别：含义不同、词性及用法不同。ignore作为动词，意思有忽视、佯装未见；neglect可作名词和动词，意思有疏于照顾、未被重视、忽略；overlook也只作动词，含义有未注意到、视而不见、俯视。
一、ignore的含义及用法介绍
ignore作为动词，意为忽视;对…不予理会;佯装未见;不予理睬。
例句：He ignored all the ‘No Smoking’ signs and lit up a cigarette.
他无视所有“禁止吸烟”的警示，点了香烟。
We cannot afford to ignore their advice.
我们不能不考虑他们的劝告。
She ignored him and carried on with her work.
她没理他，继续干她的活。
二、neglect的含义及用法介绍
1、作为动词时，意为疏于照顾;未予看管;忽略;忽视;不予重视;疏忽;疏漏。
例句：She denies neglecting her baby.
她不承认没有照看好她的孩子。
Dance has been neglected by television.
电视节目一向不重视舞蹈。
You neglected to mention the name of your previous employer.
你遗漏了你前雇主的名字。
2、作为名词时，意为忽略;忽视;未被重视。
例句：The buildings are crumbling from years of neglect .
由于多年无人维修，这些建筑物行将倒塌。
The place smelled of decay and neglect.
这地方有一股污浊腐朽的气味。
三、overlook的含义及用法介绍
overlook作为动词，意为忽略;未注意到;(对不良现象等)不予理会，视而不见;俯视;眺望。
例句：He seems to have overlooked one important fact.
他好像忽略了一个重要的事实。
Our back yard is overlooked by several houses.
好几栋房子都看得见我家的后院。
She's been overlooked for promotion several times.
几次提职时都没有考虑她。
