instruction是什么意思及用法

instruction
来自【柯林斯高阶英汉词典】
1.N-COUNT
指示；命令An instruction is something that someone tells you to do.
Two lawyers were told not to leave the building but no reason for this instruction was given.
两名律师被告知不得离开大楼,但对这一命令并没有提供任何理由.
2.N-UNCOUNT
教学；讲授If someone gives you instruction in a subject or skill,they teach it to you.
Each candidate is given instruction in safety...
向每位申请人都讲授了安全知识.All schoolchildren must now receive some religious instruction.
现在所有的在校儿童都必须接受一定的宗教教育.
3.N-PLURAL
用法说明；操作指南Instructions are clear and detailed information on how to do something.
Always read the instructions before you start taking the medicine.
在服药之前一定要先阅读说明书.