| 释义 | 
		whereby美 [hwer'baɪ]  英 [weə(r)'baɪ]  1.  | 凭此;借以;由于by which; because of which  |  
  | They have introduced a new system whereby all employees must undergo regular training. 他们采用了新的制度,所有的雇员都必须定期培训。  |  
 adv.  | 1. by means of or through which 2. used for saying that something is done according to the method, arrangement, rule, etc. that has been referred to  |  
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