- . 75


- -

-

蠠 򠠠

. 23.

4.2.

, . thesaurus 111 .

, * .

-, ߠ , .

t, :

        T0 Ì T, ;

-       , R Ì T

R , t1, t2, , ;

-                               K Ì T0 ´ T0, .

, t1 t2 t1 K t2, , t1 , t2.

, .