press for1.迫切要求；緊逼,催促：
The members of the committee agreed to press for the conference to deal with the problem.
委會們同意敦促大會處理這個(gè)問題.
2.[口語]缺少(錢、時(shí)間等)：
I am pressed for time as I have a lot of work to do.
我時(shí)間很緊,因?yàn)槲矣性S多事要做.
press on (或 upon)1.抓緊；決心繼續(xù)；向前推進(jìn)：
We must press on with the work if we are to finish it in time.
如果我們打算按時(shí)完成這一工作,我們必須繼續(xù)努力.
2.壓,按：
You have to press on the handle to turn it,it's very stiff.
你必須用力壓這個(gè)把手,再轉(zhuǎn)動它,它不太靈活了.
3.使…擔(dān)憂：
The realities of the present pressed on them.
目前的現(xiàn)實(shí)令他們擔(dān)憂.
4.迫使…接受：
His grandmother was pressing on him cups of tea and chocolate cookies.
他奶奶竭力勸他多喝茶,多吃巧克力餅干.
5.向(某人)強(qiáng)調(diào)…重要：
I need not press the urgency of the matter on you,as I konw you are fully aware of it yourselves.
我無需向你們強(qiáng)調(diào)此事的急迫性,因?yàn)槲抑?你們自己對此完全了解.