Hxen.com's tips：Every day persisted can learn English well!-->■Learn English Everyday■
merchant(s) - n. people who buy and sell goods
facility - n. something that is built for purpose; a military base or center
caveat -- n. an explanation or warning that should be remembered when you are doing or thinking about something
boost - v. to improve or strengthen
resentment -- n. a feeling of anger or displeasure about someone or something unfair
pivot – n. to turn on or around a central point
exploiting – v. to get value or use from
