感谢: (express) thanks, gratitude, grateful, thankful, thanks...
劣质: shoddy, of poor quality...
款式: elegant, elegance, good taste...
怨言: complaint...
技能: technical ability, skill...
壮实: robust, sturdy...
天下: land under heaven, the whole world, the whole of China, realm, rule...
保鲜: to keep fresh...
前往: to leave for, to proceed towards, to go...
耐性: patience, endurance...