week11

William Blake : Tiger Tiger burning bright (from The Tiger)
讚揚造物主 

though the pages → 隨意翻書

anarchy : 無政府狀態
巴金

Keep your friends closed and enemies closer.

Vocabulary 

1. ferr- : about the chemical element iron
   [ex]
   ferroelectric : (of a substance) exhibiting permanent electric polarization that varies in strength with the applied electric field.
   ferrite : a form of pure iron with a body-centered cubic crystal structure, occurring in low-carbon steel.
2. meta- : denoting a change of position or condition
   [ex]
   metastable : (of a state of equilibrium) stable provided it is subjected to no more than small disturbances.
3. sphere : denoting a structure or region of spherical form
   [ex]
   atmosphere : the envelope of gases surrounding the earth or another planet.
   ionosphere : the layer of the earth's atmosphere that contains a high concentration of ions and free electrons and is able to reflect radio waves.
   sphere : denoting an area of activity, section of society, etc., distinguished by a particular characteristic.
   [ex]
   blogosphere : personal websites and blogs collectively.
4. allo : other; different
   [ex]
   allotropy : (同素異形體) the existence of two or more different physical forms of a chemical element. 
5. semi- : partly; in some degree or particular
   [ex]
   semiconductor : (半導體) a solid substance that has a conductivity between that of an insulator and that of most metals, either due to the addition of an impurity or because of temperature effects. Devices made of semiconductors, notably silicon, are essential components of most electronic circuits.