lit. a mountain cannot host two tigers, meaning there must be a winner

unable to control oneself, or extricate oneself from something

potential energy

mentally retarded children

"What virtue and ablity do I have"

champion of all-around talent

Practice makes perfect;make up for lack of talent by hard work

(modal verb) can

Academic Aptitude Test

handicapped; disabled

sexual dysfunction; sexual impotence

adj; atrocious; behaving rude and unreasonable

(adjective) so rude; so mean; very cruel; ferocious

noun; smartphone

a positive energy; a positive vibe

try all possibilities (spoken)

one must acknowledge one's mistakes first to be able to rectify them

universal adaptor

actor who can act many different kinds of characters; all-rounder; versatile person; generalist

All-purpose adhesive

Energy saving

acoustic energy; sound energy

Noh, japanese traditional drama

Skillful craftsman

perform well in both mental and physical activities

Department of Energy

A phrase: Let those who can serve, teach

to be a good talker; with a ready tongue

Corruption and incompetence

how can