呜咽: to sob, to whimper...
洽谈: to discuss...
职权: authority, power over others...
端正: upright, regular, proper, correct...
商贾: merchant...
字母: letter (of the alphabet)...
奇花异草: very rarely seen, unusual (idiom)...
洞: cave, hole, zero (unambiguous spoken form when spelling out numbers)...
集合: to gather, to assemble, set (math.)...
坡: slope, sloping, slanted...
