the survival of the fittest

the surˌvival of the ˈfittestthe principle that only the people or things that are best adapted to their surroundings will continue to exist适者生存the survival of the fittest适者生存：The survival of the fittest is an important principle of Darwin’s theory of evolution.适者生存是达尔文进化论的一个重要原则。

• put ... through
• Pansy
• by a natural appointment
• miss
• condylomata
• black racer
• irrigate
• hasty puddings
• lycanthropes
• disinheritances
• Great Leap Forward
• Israel
• languish over
• partwriting
• enzootics
• superincumbently
• pit against
• prodigiousness
• D.N.A. ase
• be onto sb
• nankins
• play it low down upon
• pectinellae
• coleopter
• bedworthy
• soul kisses
• laugh on the other side of one's face（或 〈北美〉out of the other side of one's mouth）
• leadplants
• pitch sth↔in
• bacchius
• out/up the wazoo
• apparent gravity
• run one's head against a wall
• science parks
• have a trick, some more tricks, etc. up your sleeve
• bump ... up
• summary judgment
• locomobile
• yacht
• quasi-public
• Xenophon
• take a(或one's)degree
• British Lion
• manipulating
• green ban
• whirlpool bath
• neats
• intermixed
• tachygraphs
• Eartha
• faggotted
• mousers
• in back of
• fricandeaus
• a rush of blood （to the head）
• Torrence, Frederic Ridgely
• photofinishing
• shoot your mouth off (about sth)
• percussion instrument
• enfeoffments
• vice-consuls
• musical chairs
• stop at nothing
• stridings
• Edohwe
• at the least（或very least）
• St Joseph
• mystifyingly
• chase down
• waxberry
• obpyriform
• pose as sb
• lollapaloozas
• coziest
• industrialises
• redresser
• schoolmates
• dkgs
• thrust coefficient
• pronominalized
• great game
• declinations
• taurine
• Bregenz
• shacklebone
• genealogizes
• drilled
• off day
• rose campion
• youthful offenders
• biretta
• presenteeism
• K.C.
• grindest
• motuproprio
• emperorship
• q.i.d.
• the author of mischief
• zenoes
• sweet trade