ohne kosten (German=without cost) （德语）不计价;不受约束;ola kala (Greek=all is fine, all is good) （希腊语）都很好（古代希腊水手最早使用）;outer keel 外（平板）龙骨;
OK. Now, let's talk some business.
His doctor wouldn't OK the trip.
I shouted out "I'm OK"
"OK, whatever you say," he had agreed peaceably.
We'll get together next week, OK?
Aside from a few scratches, I'm OK.
You're looking a little peaky. Are you OK?
OK, Sleeping Beauty, time to get up.
We've got the OK from the council at last.
OK, I have decided on buying the jacket. How much is it?
好吧, 我已经决定买这件夹克衫了. 多少钱?《简明英汉词典》
He says it's OK, but I'll just crosscheck that with them.
I think I did OK in the exam.
We'll go to the cinema tomorrow, OK?
咱们明天去看电影好 吗 ?《简明英汉词典》
The car goes OK now.
"Just tell him Sir Kenneth would like to talk to him." — "OK."