衍生: to give rise to, to derive, derivative, derivation...
负责人: person in charge...
南: south...
各地: in all parts of (a country), various regions...
俗语: common saying, proverb, colloquial speech...
无情: pitiless, ruthless, merciless, heartless...
厌倦: to be weary of, to be fed up with, tedious...
设置: to set up, to install...
为此: for this reason, with regards to this, in this respect, in order to do this, to this end...
千克: kilogram...
