meaning for 鉴于 jiànyú:

  • - in view of
  • - seeing that
  • - considering
  • - whereas

jiànyú鉴于
zài
kōngqì空气
zhōng
de
xīshì稀释
shìwài室外
de
dōng
shuǐpíng水平
tōngcháng通常
hěndī很低

Due to dilution in the air, outdoor radon levels are usually very low.