英語是：Concentrate on。

concentrate on

英[萲TnsYntreit Tn] 美[萲ɑnsYn蘴ret ɑn]

[詞典] 專心於，把思想集中於; 將…集中於…; 注; 貫注;

[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。

Water companies should concentrate on reducing waste instead of building new reservoirs

自來水公司應該集中精力減少水浪費，而不是修建新水庫。

Young children have a limited attention span and can"t concentrate on one activity for very long.

小孩子的注意力持續時間十分有限，不能長時間地專注於一個活動。

He wants his ministers to concentrate on implementing policy, not on drawing it up.

他希望部長們把注意力放在政策的執行上，而不是政策的制定上。

My throat constricted, so that I had to concentrate on breathing.

我的嗓子發緊，所以我不得不把注意力集中在呼吸上。