也就是

How is it possible to preserve the values of freedom and individual rights under condition of mounting social strain and regimentation?

从问题中我们知道所谓"应该要做的事"就是指那些还没能做到的事，也就是第一段中的

"The skin of most Europeans starts to tan or burn after about 20 minutes in the sun," Reinhold said."SPF 4 increases the time fourfold - to about 80 minutes."

Reinhold说："大部分欧洲人在阳光下暴露20分钟就会晒黑或晒伤，SPF4就是能够延长4倍的时间，也就是80分钟。"

This is the funcdamental equation of thermo-motion in the reversible process for a molecular system.

这就是在可逆过程中的热运动基本方程，也就是传统热力学中所称的热力学基本方程。

I go to work is the GuangZhou GuangBo Tower/Plaza, right under the Television satellite tower.

我上班地点就是在广州广播大厦，也就是电视塔下面，知道是哪里吗？

The first step in this development is to learn to hit the runaround forehand.

训练的第一步就是学习闪身正手击球，也就是在你的反手一侧通过移动到位用正手击打来球。

I was in some Degree settled in my Measures for carrying on the Plantation, before my kind Friend the Captain of the Ship that tool: me up at Sea, went back; for the Ship remained there in providing his Loading, and preparing for his Voyage, near three Months, when telling him what little Stock I had left behind me in London, he gave me this friendly and sincere Advice, Seignior Inglese says he, for so he always called me, if you will give me Letters, band a Procuration here in Form to me, with Orders to the Person who has your Money in London, to send your Effects to Lisbon, to such Persons as I shall direct and in such Goods as are proper for this Country, I will bring you the Produce of them, God willing, at my Return; but since human Affairs are all subject to Changes and Disasters, I would have you give Orders but for One Hundred Pounds Sterl.

当我经营种植园的计划稍有眉目时，我的朋友，就是在海上救我的船长，又回来了。这次他的船是停在这儿装货的，货装完后再出航，航程将持续三个月左右。我告诉他，我在伦敦还有一笔小小的资本；他给了我一个友好而又诚恳的建议。"英国先生，"他说，他一直这么叫我的，你写封信，再给我一份正式委托书请那位在伦敦替你保管存款的人把钱汇到里斯本，交给我所指定的人，再用那笔钱办一些这儿有用的货物。我回来时，如果上帝保佑，就可替你一起运来。可是，天有不测风云，人有旦夕祸福，我建议你动用你一半的资本，也就是一百英镑，冒一下险。

Self-controlled is straight forward, ability to control oneself. This was what David did in that situation.

自律应该翻译为节制就是自我控制，这也就是大卫在那次逃亡的处境里所做的自我节制。

15 P.m.-- The sunflower field is stretch to the foot of the hill, the height of hill is about 150 m relative. On the hillside I met a sheepherder, He was also surprise to see me and seemed understand my goal after explanation, he come with me up to the hilltop, I look forward to the North, there were no village but mountains and the Great Wall. This section of Great Wall was built in Ming Dynasty (1368-1644), with watchtowers snaking along the mountain ridges, looks spectacular, the collapsed wall along the ridge of mountains, locals call it: BianQiang.

3：15 p.m。--向日葵地走到头就是山脚下，山显得并不高，相对高度也就是150多米，山坡上又遇到了一个牧羊人，他对我的到来同样很诧异，一番解释似乎他还能理解，于是他随我一同爬上了山脊，向北一眼望去，山连着山几乎看不到村落，能见到蜿蜒起伏的的长城的烽火台伫立在一个个山头，而那伟岸的城墙被当地村民称为边墙，现在早已瘫塌成一堆堆石片，复盖在山脊上，象一条沉睡的巨龙身上的鳞片，一片片一直沿伸到我的脚下。

The first money used in America was furnished chiefly by Great Britain and Spain, but the limited amount, scarcity and need of it, tempted the colony of Massachusetts to create a small mint in this country, which they did in 1652, where they struck some siver pieces which are known as Oak or Pine Tree money, and are quite rare, being the first coins of American origin.

在美国使用的首例货币主要是由大不列颠和西班牙供应的，但是，货币总数量的限制，不足和对货币的需求，引起了Massachusetts的殖民地在1652年建立了一个小的铸币厂，人们铸造了一些银片，也就是人们所知道的，非常罕见的橡树或者松树货币，这个就是我们所说的American origin。

When we complain, we are only putting up a smoke screen to avoid having to take full responsibility for our lives and ultimately our decisions.

当我们抱怨的时候，我们实际上就是在逃避为生活承担责任，终究来讲也就是逃避为那些我们自己做出的决定承担责任。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。