爱华网in turn 的一个特殊用法<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" />
佳中
These developments have led to a far higher proportion of successful operations,
which __________ has led to great demand for transplants.
[A] in part [B] in reality
[C] in turn [D] in effect
【答案】C
【题意】 所有这些发展导致了移植手术更高比例的成功率, 而移植手术成功率的提高
反过来又导致移植手术更大的需求。
in turn 这个词组肯定大家都知道，意思是“俟个”、“依次”，例如。The
pateints in the waiting room were called in the doctor’s office in turn. (候诊室的病人俟
个被叫进诊室就诊。)
不过in turn还有一个用法，用于下列结构：
……, and this, in turn, ……
……, and these, in turn, ……
……, which, in turn, ……
此时 in turn 是承联句子的副词性短语，意思是“反过来又”。 in turn 前后
可用逗号点开，也可不点开。this、these 和 which 指代前面的名词的意思。
1）Anxiety about status leads to high levels of stress, and this in turn leads to
health problems. (this 指代high levels of stress)
对于地位的焦虑导致了高度紧张，这样（而高度紧张）反过来又导致了健康问
题。
2）Almost everything we do depends on our modern devices, and these in turn
depend on scientific principles. （these指代modern devices）
我们做的几乎每件事都取决现代化装置,而现代化装置又取决于科学原理。
3）Economic development is certainly affecting culture and customs, which, in turn,
are reacting on what is going on in the economy. （which指代culture and
customs）
经济发展肯定会影响文化和风俗，而文化和风俗又反过来作用于经济。
4）Skin color depends upon a number of variables, each of which, in turn, is
determined by several genes. (which指代variables)
皮肤的颜色取决于一些可变因素，而每种可变因素又取决于好几种基因。
● 如果不是指代前面的名词，而是指代前面句子的意思，则常用 and this in trun ……
表示。
1）He says the company has an obligation to help the local economy, and this in
turn helps the company.<?xml:namespace prefix = v ns = "urn:schemas-microsoft-com:vml" />
他说公司有义务帮助恢复当地的经济, 而这反过来对公司也有好处。
2）The premise is that the more we know about risks, the better we become at
managing them, and this in turn reduces our exposure to risks.
前提是我们对风险了解得越多，管理风险的能力也越好，而这进又会减小我们的
风险暴露。
3）Their turbines can be smaller, since not all the air is passing through them, and
this in turn means they are quieter and use less fuel.
由于大部分气体不流经涡轮，涡轮的直径可以减小，这也就意味着此类发动机噪
音较低，更省燃油。
4）For instance, an economy that is growing quickly would tend to overheat and
this in turn is likely to lead to a higher inflation and asset bubbles.
例如，一个增长快速的经济体往往容易过热，而这又可能会导致更高的通货膨胀
和资产泡沫。
