1.drop out of 退學

例句：A headline says that an investment bank survey found almost half the respondents expect at least onecountry to drop out of the euro zone next year.

有一則重要新聞說，一家投行的調查發現，幾乎半數的受訪者預計明年至少會有一個國家退出歐元區TBZz^j3#*&CbUeG1。

2.be difficult to 很難

例句：For casual users, it can be difficult to justify the cost, not to mention that you have to maintain a server as well.

對于普通用戶來說，確實很難權衡這兩種方式那種更劃算X4n~[1r9xLVi26H。 更不用說你還要購買并維護一個服務器Drt(17FlJV。

3.central organization 中央

例句：The central organization of CPC, as the most hardcore in our country's political life, is the most important study content in the field of the leading system of the CPC and the state.

作為我國政治生活最為核心部分的中國共產黨的中央組織，是黨和國家的領導體制這一領域中最為重要的研究內容&!24z5~^5P*IB8K。

4.come under 遭受

例句：If I come under foreign pressure, I might join the Taliban.

如果受到來自國外的壓力，我可能會加入塔利班fjN(&N,cmY.zRz7B1.。