lap

音标发音

lap用作名词时,意思是“(跑道的)一圈”,用作不及物动词时,意思是“跑一圈”,用作及物动词时,意思是“领先(某人)一圈”。引申可表示“用…包住,包扎”,后面常接人体受伤的部位如手、手腕、手指、脚之类的名词,其常见结构为“lap sth round one's ...”或“lap one's...with〔in〕 sth ”。
lap用作不及物动词时,可表示“重叠,包围,(波浪)拍打”,常与介词over或 against 连用。
lap还可表示“(尤指动物)舔,舔食,(指人)贪婪地吃(喝)”,常与副词up连用;在口语中, lap sth up还常表示“(对新闻、消息、问题等的)急切而又迅速地了解、领会或接受”。
lap的过去式和过去分词均为lapped。

(LEGS) the top surface of the upper part of the legs of a person who is sitting down
(RACING) a complete trip around a race track that is repeated several times during a competition
(IN RACING) to go past someone in a race who has been round the track one less time than you
(DRINK) (of an animal) to drink a liquid by taking it in small amounts into the mouth with a lot of short, quick movements of the tongue
(HIT GENTLY) (of waves) to hit something gently, producing quiet sounds

If you have something on your lap when you are sitting down, it is on top of your legs and near to your body.
In a race, a competitor completes a lap when they have gone around a course once.
In a race, if you lap another competitor, you go past them while they are still on the previous lap.
A lap of a long journey is one part of it, between two points where you stop.
When water laps against something such as the shore or the side of a boat, it touches it gently and makes a soft sound.
lapping
the act or sound of lapping
When an animal laps a drink, it uses short quick movements of its tongue to take liquid up into its mouth.
Lap up means the same as .

研磨
To meet the requirement for numerical-control (NC) high-speed lapping machine,this paper uses the NC way to control the ascending course of pressure of lap on the basic of ordinary double-side solid abrasives high-speed lapping machine.
本文主要是针对目前国内外对数控高速研磨机的需求，在普通双面固着磨料高速研磨机的基础上，运用数字控制技术对研磨压力上升过程进行控制。
皱褶

搭接
At the beginning of loading, the major principal stress centralize in a triangle area under the lap.
刚开始加载时，最大应力集中在搭接面以下的一个三角形区域内。
搭头