Undamped system

undamped

a. 未受潮的, 不灰心的, 不失望的, 无阻尼的

system ['sɪstəm]

n. 体系，系统;制度;身体;方法;

sy(syn-=together)+ste(to stand)→系统；体系；秩序；制度；方法

What's wrong?

怎么啦？

He has come to be recognized as an expert in the problem of overpopulation and food supply.

由于他的经验促使他终于成为了公认的人口过剩和食物供应问题的专家。

On our way home that night I looked down and saw that the necklace was not around my neck any more. I told Pierre. We rushed back to the palace and looked for it.We asked everyone there if they had found a necklace, but without luck. We couldn't find it;

那天晚上在回家的路上，我低头一看，发现项链不再挂在我的脖子上了。我告诉了比尔。我们马上赶回王宫去寻找。我们询问了那儿的每一个人，问他们是不是拾到了一条项链。可是，真倒霉。我们找不到那条项链；它丢失了。