the most advanced, responsible, or visible position in a field or activity
Resimler
История
- the most advanced, responsible, or visib..
- to take (someone) into one's confidence,..
- a transformation of a coordinate system ..
- overflow or cause to overflow while boil..
- a bicyclic heterocycle consisting of a b..
- to follow (a certain) political line, pu..
- a point occurring along an arc between n..
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