定向培训的英文：
training for specific posts
n. 训练；培训
the tail of a train
火车的尾部
explosive train
火药系
Is this dog trained?
这狗受过排便训练吗？
adj. 特有的；具体的，明确的
n. 特性；细节；特效药
I want a specific answer.
我想要一个明确的回答。
This book has a very specific purpose.
这本书的目的是很明确的。
A specific style of type.
字形铅字的某种特定印刷体例
n. 邮政；邮件；柱，桩，杆；岗位
v. 邮寄；张贴；宣告，发表；布置
There was a big post/a lot of post this morning.
今早邮件很多。
Sign posts direct travellers.
路标给游人指路。
You would have posted scam！
你会把诈骗的事给捅出去！