你知道蚊子能飞多远吗?

词汇讲解：

1. threaten v. 恐吓, 威胁；预示(某事)
例句：The boss threatened to fire her.
老板威胁要开除她。

2. inflict vt. 把…强加给, 使承受, 遭受
例句：Mary inflicted her children on her mother for the weekend.
周末玛丽硬把孩子们交给母亲照料。

3. hem vt. 包围
例句：The soldiers were hemmed in on all sides.
士兵们被四面包围了。

4. habitation n. 居住；住宅,家
例句：The broken-down old house was not fit for human habitation.
这栋破烂的老房子不适合人居住。

5. distance n. 距离, 间距
例句：Oil painting is to be appreciated at a distance.
油画要在一定的距离外欣赏。

6. conclude vt.得出结论; 断定；决定
例句：What can you conclude from these observations?
你从这些观察中能得出什么结论?

7. hatch v. 孵化,破壳
例句：A hen hatches chickens.
母鸡孵化小鸡。

8. refine vt. 使文雅高尚; 使去掉粗俗言行; 使变得完善
例句：He has refined his taste and manners.
他已使自己的趣味爱好和举止仪态变得高雅完美。

9. shelter n. 避难所; 庇护所
例句：Trees are a shelter from the sun.
树木可以遮挡阳光。

10. evaporate v. (使某物)蒸发掉
例句：The water soon evaporated in the sunshine.
水在阳光下不久就蒸发了。

11. hindrance n. 妨碍,障碍
例句：This delay has caused some hindrance to my plans.
这一耽搁已对我的计划造成一些妨碍。

12. dynamic adj. 不断变化的; 动力的, 动态的
例句：This is a dynamic world.
这是一个不断变化的世界。