一……就 as soon...as. no sooner … than hardly...when... 致力于…… 专心致志于…… apply oneself to devote oneself to devote to be committed to be dedicated to/ dedicate themselves to work hard to seek to apply himself to intend to going into efforts to work to concentrate one's efforts on be engaged in
一... 就...:On/Upon doing No sooner /Hardly when as soon as the moment/second/minute/instant 致力于…… 专心致志于…… apply oneself to/apply one's mind to devote oneself to/be devoted to/dedicate oneself to/be dedicated to