concentrate例句
They will
concentrate on teaching the basics of reading, writing and arithmetic.
他們將集中教授閱讀、寫作和算術基礎知識。
We must
concentrate our energies on treating addiction first.
我們必須首先集中精力治療毒癮。
A term in prison will
concentrate his mind wonderfully.
一想到要被判刑，他的頭腦就會變得非常清醒。