渣子: dregs, bits, dregs (of society)...
蛇: snake, serpent...
拜访: to pay a visit, to call on...
味精: monosodium glutamate (MSG)...
有用: useful...
浸泡: to steep, to soak, to immerse...
反应: to react, to respond, reaction, response, reply, chemical reaction...
子弟: child, the younger generation...
开阔: wide, open (spaces), to open up...
外地: parts of the country other than where one is...