wilful

英 [ˈwɪlfl]

美 [ˈwɪlfl]

adj. 故意的; 有意的; 成心的; 任性的; 固执的; 倔强的

Collins.1 / BNC.14018 / COCA.44654

牛津词典

adj.

故意的；有意的；成心的
done deliberately, although the person doing it knows that it is wrong
1. wilful damage
  蓄意破坏
任性的；固执的；倔强的
determined to do what you want; not caring about what other people want
1. a wilful child
  任性的孩子

in AM, use 美国英语用 willful

ADJ 故意的，有意的，成心的(尤指意在造成伤害)
If you describe actions or attitudes aswilful, you are critical of them because they are done or expressed deliberately, especially with the intention of causing someone harm.
1. Wilful neglect of our manufacturing industry has caused this problem...
  故意忽略我们的制造业引起了这个问题。
2. A jury found the airline guilty of wilful misconduct because its lax security allowed a suitcase bomb on to the plane.
  航空公司安保措施漏洞百出，致使一颗放在手提箱里的炸弹被带上了飞机，陪审团因此认定其存在故意不当行为。
ADJ-GRADED 任性的;一意孤行的
If you describe someone aswilful, you mean that they are determined to do what they want to do, even if it is not sensible.
1. ...as the beautiful Lara becomes ever more wilful and irresponsible.
  随着漂亮的拉拉变得越来越任性、越来越不负责任

adj

habitually disposed to disobedience and opposition
Synonym:frowardheadstrongself-willedwillful
done by design
1. the insult was intentional
2. willful disobedience
Synonym:willful

He's bad-tempered and wilful.
他脾气很坏，而且蛮不讲理。
No one can manage him when he starts being wilful.
他逞起性子来，谁都管不住。
The court in Beijing condemned the man of wilful and malicious injury.
北京朝阳区法院对此案以故意伤害罪定性。
So the emergence of parliamentary-style parties in America is a formula for "wilful obstruction" and gridlock.
所以美国出现了这种议会制形态的政党，下场就只能是“蓄意阻挠”和僵局。
Don't be wilful as children.
别像孩子一样任性。
Wilful neglect of our manufacturing industry has caused this problem
故意忽略我们的制造业引起了这个问题。
I see nothing in it but your own wilful ignorance and the malice of Mr. Darcy.
你这种攻击，倒叫我看穿了你自己的顽固无知和达西先生的阴险。
They eat too many sweets and fried foods, in wilful disregard of their health.
他们很任性，无视自己的健康，吃了太多的甜食与油煎食物。
He pleaded guilty to wilful dereliction of duty.
他承认犯有玩忽职守罪。
A number of considerations have led her to have a wilful abortion.
多种考虑使她执意堕胎。