2016.7.26

2016.7.26

learning the bash shell

　　　contraction　【kənˈtrækʃən】　

• the act or process of making something smaller or of becoming smaller
  - the hot metal undergoes contraction as it cools.
  - two teams were eliminated in the contraction of the baseball league.

　　　obscure　【əbˈskjʊr】　

1. not well-known: not know to most people
   - the details of his life remain obscure
   - an obscure poet
2. difficult to understand
   - for some obscure reason, the group is very popular.

　　　identical　【aɪˈdɛntɪkəl】　　

1. exactly the same
   - we visited the identical place we stopped at last year.
2. exactly alike or equal
   - they were wearing identical coats.
   - the results were identical to/with those of the first test.

　　　thus far　　

• until now or until the present stage in a process
  - congress has thus far been unwilling to support an increase in federal taxes.