There are multiple definitions - click on the translation that matches your context.

然而

连词

full

whereas

conjunction

Definitions of whereas

in contrast or comparison with the fact that

The settlement means an annual pay cut of £231, whereas workers originally faced a £4,491 salary drop.

(in a contract) it being the fact that

WHEREAS, IESA holds a majority interest in Atari and IESA and Atari are parties to several agreements as further identified below ...