实际用途的英文：
practical use
"In the language classroom, real interaction must involve the sharing of real information."
上语言课时，交换有实际用途的信息才是真正的交流。
If you were my son, or brother, I would say to you ,” Study science—applied science; study for a practical profession.”
假如你是我的儿子或是兄弟，我要对你说，“不科学吧——应用科学;为有实际用途的职业而学习。”
adj. 实际的；实用性的；注重实际的
A practicing attorney;a practicing Catholic.
开业律师；虔诚的天主教徒
a practicing physician; a practicing Catholic.
执业医师；虔诚的天主教徒。
practice a professio
从事某职业，开业
This road is practicable for automobiles.
这条路可通行汽车。
The research has many practical applications.
这项研究得到了许多实用的结论。
v. 用，运用；对待；耗费；服食；利用
n. 使用；用途
It is used as a reflexive.
它被作为反身代词使用。
That was a balk to us.
那对我们是个挫折。
They help us to be maximal encouraging to us.
他们来帮助我们对我们是个极大的鼓舞。
Already used and therefore unavailable for further use.Used of taxonomic names.
已占用的已经使用因而不能再作他用的。用于分类学名称
Why use wood when you can use plastic?
既然能用塑料，何必非用木料？