例句：
The blind have a keen touch.
盲人有敏锐的触觉。
Is that something you're keen on?
这是你所热衷的事情吗？
Many area residents are keen bicyclists.
许多当地居民都热衷于骑自行车。
She was a kind, motherly woman.
她是一位善良的充满母爱的女人。
I can take care of your kind.
我能对付你这类人。
I've caught some kind of lurgy.
我有点小病。
She usually does klutzy things when no one else is looking.
在没人看着的时候，她通常做事都是笨手笨脚的。
I am really klutzy on the dance floor. It's like I have two left feet and no rhythm.
我今天跳舞时可笨了，两只脚好像都是左脚一样，而且一点儿节奏感也没有。
A: I am knowledgeable and levelheaded.
我知识丰富、头脑冷静。
Being knowledgeable about various subjects.
具备多个学科的知识。
A Call For An 'Alert And Knowledgeable Citizenry'.
一个对“警觉和有知识的公民”的呼唤。
That man is really kooky.
那个人真怪。
I'm a little kooky.
我就像一个小丑。
That man is really kooky. He has fifty-three cats!
那个人真怪，他养了五十三只猫！