formal instruction
正式的指导
1. 正规教学
2. 正式教学
3. 正式的训练
4. 形式教学
5. 形式上的讲授
6. 正式指导
7. 正规指令
例句:
1.A 2002 study found that one-third of us teenagers hadn't received any formal instruction about contraception.
一份2002年的调查显示，三分之一的美国青少年没有接受过任何正式的避孕指导。
2.What are the effects of formal instruction on second language acquisition?
正规教学对第二语言习得有哪些影响？
3.If these tools are engaging enough, he said, students are more motivated and learn better than they would through formal instruction.
如果这些工具能够运用充分，他说，学生们的兴趣会被更好地激发，并比传统的方法有更好的学习效果。
4.Two-thirds of 15-19-year-olds have had formal instruction in methods of birth control. Seems like we should do better, but anyways.
调查显示仅有三分之二的15-19岁青少年接受过避孕措施的正式指导，如此看来，不论如何我们做的还不够。
5.But the contributors to "field notes on science& nature" have a purpose: to demonstrate the importance of the field journal in scientific study for younger generations of researchers, who receive less and less formal instruction in their graduate work in keeping and maintaining field notes.
但是《科学和自然野外考察手记》这本书的目的在于，它向年轻一代的研究人员示范了科学研究的野外考察手记的重要性，因为他们在为毕业论文收集资料的时候所接受的正规指导已经越来越少了。