at the threshold

at the threshold开始;入门：We are now only at the threshold of that profound science，many more principles and theories are waiting for us to study.我们现在仅仅是处于那门深奥科学的入门阶段，还有更多的原理和定律等待着我们去学习。

• multiple point
• brachydactylies
• gynomonoeciously
• forgone
• spare someone's blushes
• albuminoid
• radicals
• sulfate paper
• Golden Horn
• two-phase five-wire system
• come into
• diversity reception
• Thes.
• serific
• polyvinylidene fluoride
• baldachin
• informaticians
• claught或cleeked或claucht
• cheerlessness
• Anglo-Frisian
• Swit.
• canorous
• flatness
• in defiance of
• edge joint
• feed out of sb’s hand
• ghost signal
• schoolmastered
• markoff processes
• doctor-blade process
• memphians
• fly one's kite
• obsessive-compulsive personality
• Archaeopterygiformes
• lemonade
• barrel-back
• croquembouches
• smell sb / sth ↔ out
• wrong'un
• emitter follower
• chieftaincy
• alternate text
• vacuum braking
• grave as an owl
• chamoix
• avenues
• driving seat
• buitenzorgs
• squatterdom
• Ecuadoran
• presupposing
• canary-coloureds
• come the heavy
• get to sb
• Bellini,Jacopo
• conflux
• C.C.F.
• a nasty piece （或bit） of work
• japanese oysters
• cost someone dear（或dearly）
• Cage, John
• nover
• a bad good patch
• talent-spotters
• rubrical
• dasses
• empty nest
• warfare
• seaside daisies
• FID
• lip cells
• bitter herb
• squinnies
• labializes
• conciliable
• Enrica
• with this understanding
• Hawthorne
• hollow heart
• blind carbon
• plug a leak
• fluoroacetic acid
• nitrocotton
• Bethune, Henry Norman
• strike below
• Act. Ass.
• munchkin
• bitchiers
• up to snuff
• liturgists
• maxwell turn
• spring roll
• a stitch of
• chasing
• sundowner
• thermalizes
• be ready to the last gaiter button
• God（或Heaven）forfend
• small wonder
• pigstys