BT Ned 37b(7) :דבשבת׳ אכלין ושתין ויקיר עליהון עלמ׳‏ : they eat and drink on the Sabbath and they feel sluggish [lit. heavy]
See the entire entry for yaqqīr adj. heavy; precious

BT Ned 37b(7) :משו׳ דבשבת׳ אכלין ושתין ויקיר עליהון עלמ׳‏ : because they eat and drink on the Sabbath and the environment becomes oppressive for them
See the entire entry for ˁālam, ˁālmā n.m. eternity; world