# a. 墨黑的: coalblack, jet, jet black, jetty, pitch-black
0_0: Definitions of Jet
# noun. - a rapid stream of liquid or gas forced out of a small opening. * a high-pressure shower with pulsating jets - a jet engine. - a hard black semiprecious variety of lignite, capable of being carved and highly polished. * jet beads
# verb. - travel by jet aircraft. * the newlyweds jetted off for a honeymoon in New York - spurt out in jets. * blood jetted from his nostrils