重点讲解：

perky
adj. 神气的；得意洋洋的；自信的；活泼的
I’ve never been one of those outgoing, perky, friendly people who bonds with others right away.
我从不是一个外向、自信和友善的人，不可能和其他人立刻就打成一片。
Your smile should appear natural and relaxed, not cheerleader perky.
你的笑容要自然放松，不是拉拉队的那种活力奔放。

sort of
有几分地；到某种程度；稍稍
I don't do that sort of thing in this university.
我认为在这所大学这类事情不符合礼仪。
I don't do that sort of thing in this university.
我认为在这所大学这类事情不符合礼仪。

fringe
n. 边缘；穗；刘海
adj. 边缘的；附加的
vt. 加穗于
Currently, renewable energy technology is a fringe business, due to its high cost and low efficiency.
目前，可再生能源技术是一个边缘行业，因为它的成本高、效率低。
It's not a fringe idea; it's a serious hypothesis about the future of life on Earth.
奇点并非是什么边缘理论；它是关于地球生命未来的严肃假说。

assault
n. 攻击；袭击
vt. 攻击；袭击
vi. 袭击；动武
The man saw us and stopped his assault. They both waved me on.
那个男人停止了攻击看这我们，并朝我们挥动着拳头。
Strangers in an on-line assault, their only weapons are words, insults, and rude comments.
网络攻击中的新人所用的武器仅仅是文字、辱骂和无礼的评论。

考考你：

翻译

1.你的笑容要自然放松，不是拉拉队的那种活力奔放。

2.当年那一缕纨绔子弟标志的黑色刘海，如今也已被满头花白头发替代。

3.我知道她是一个什么类型的选手.

上期答案

1.Music is the only language in which you can not say a mean or sarcastic things.
2.On Sunday night, quite out of the blue, I received an email from her.
3.The wounded man made a miraculous recovery.