无能为力: impotent (idiom), powerless, helpless...
再三: over and over again, again and again...
家喻户晓: understood by everyone (idiom); well known, a household name...
治疗: to treat (an illness), medical treatment, therapy...
粪便: excrement, feces, night soil...
需要: to need, to want, to demand, to require, requirement, need...
钓鱼: to fish (with line and hook), to dupe...
捐赠: to contribute (as a gift), to donate, benefaction...
外表: external, outside, outward appearance...
免: excuse/free sb from sth; exempt; dispense with...
