n.

1. 教学，讲授；教育[U][（+in）]
   She gives instruction in mathematics.

   她讲授数学。

2. 教诲；教导[U]
3. 命令，指示[P1][+to-v][+（that）]
   They had carried out my instructions to the letter.

   他们严格地按我的指示把事办了。

4. 用法说明；操作指南[P]
   I read the instructions on the bottle.

   我读了瓶子上的用法说明。

n.

1. a direction or order.
   ▸ (instructions) Law  directions to a solicitor, counsel, or jury.
2. (instructions) detailed information about how something should be done.
3. Computing  a code in a program which defines and carries out an operation.
4. education.