extensive knowledge; erudition
to earn the nickname (of); to be dubbed
design concept; design philosophy; basic ideas behind a design
to exchange; to interchange
to divide; to separate; to share; to distribute; to distinguish
being quick-eared; having sharp ears; being first to know about something
tag; label; game of tag; tag-team match; working together as a team
which reminds me ...; come to think of it ...; now that you mention it ...; on that subject ...; so, if you say ...
research and development; R&D
area of expertise; (one's) field; (one's) line
trick that may deceive a child; transparent ploy; mere child's play; kid stuff; puerile trick
ritual; religious service; festival
thieving cat; adulterer; homewrecker
quarrel; fight; trouble; dispute; friction; discord
as you see; as you can see
being alone; solitude; loneliness; orphan
idle gossip; foolish talk; yarn
moron; idiot; stupid person
Chinese firebird; Chinese phoenix
hair (on the head); tresses; locks
expulsion; ousting; ejection; dismissal; banishment
arbitration; conciliation; mediation
cooperation; tie-up; joint business; partnership; alliance; sponsorship