重點講解：
1. begin by
從…開始；從…著手；首先做（某事）；
eg. I think I should begin by introducing myself.
我想我應該先作一下自我介紹。
eg. Let's begin by reviewing the last lesson.
我們開始，先溫習上一課。
2. go back to
回到（過去）；回顧；
eg. Lets go back to 2010 October.
讓我們回到2010年10月份。
eg. Let me, therefore, go back to my past and say some words about my intellectual journey, although I do not like to speak about myself.
因此，請允許我在此回億一下我的過去，講述一些有關我的學智之旅，雖然我不喜歡談論我自己。
3. go through
經歷，經受；
eg. South Africa was going through a period of irreversible change.
南非正在經歷一場不可逆轉的變革。
eg. We all go through difficult times.
我們都經歷過困難時期。
4. be about to do sth.
即將（做…）的；快要（發生…）的；
eg. A new book is about to be brought out.
一本新書即將出版。
eg. Charlton are about to play an important away match.
查爾頓隊即將在客場進行一場重要比賽。
5. allow sb. to do sth.
允許；容許；準許；
eg. Live events allow enthusiasts to meet in person and showcase their skills.
現場活動給了那些狂熱愛好者面對面展示技能的機會。
eg. Warehouse clubs allow members to buy goods at wholesale prices.
倉儲式會員店允許會員以批發價購買商品。
6. thank sb. for sth./doing sth.
向…表示謝意；感謝；
eg. We would like to thank them for their patience and understanding.
我們要感謝他們的耐心和理解。
eg. Thank you very much for listening.
非常感謝大家聽我講話。

背景資料：
谷歌全球開發技術推廣大會Google I/O（意為Innovation in the Open——在開放中創新）是谷歌公司每年都會舉行一次的技術分享盛會。本篇演講是維克·岡多特拉在第四次，即2011年Google I/O上的開幕詞，其中回顧了谷歌四年來取得的成就，包括前幾屆大會的主題以及本次大會的與從不同。

名人經典：
The connectivity was about to explode both in its availability as well as its bandwidth, and that would allow us to build cloud-based services that we could hardly have dreamed of a few years ago.
無論就可應用性還是就網絡帶寬而言，我們都將進入網絡爆炸時代。這些也使得我們可以建立基于云計算的服務，而這一切都是幾年前我們根本沒法想象的。