occasionally, rather than all of time.

(of screw etc.) having screw thread. To put wire, string, etc. through a hole or needle.

Reason for which something is done; aim; goal. have as intention or objective.

stock of resource from which person or place can be provided with necessary amount of that resource. Specific things needed to perform a certain task. make something needed or wanted available to someone.

gladly received. used to greet someone in polite or friendly way. instance or manner of greeting someone. To accept or receive something happily and gladly.

action of making hole in something by boring with drill. To train in something through repetition.

designer or maker of machines. People whose job is to repair or maintain engines. design and build.

piece of wax, rubber, or cotton placed in ear as protection against noise or water.

spoken or written account of person or event.

Pen that distributes ink at its point.

A planned piece of work for specific purpose. estimate on basis of present trends.

link.

used for emphasis with following adjective functioning as adverb. Thing that is not yet known or named.

Appealing to the emotions; arousing enthusiasm. initial sign of activity or emotion. To arouse (attention or interest).

To go to or in a place for a brief period of time.