in a vain bid

in a vain bid (在某项工作或图谋上)失败;徒然：Jeffrey tried to complete a arduous task by himself in a vain bid，he had to ask his friends to help him.杰弗里试图自己一个人单独完成一件艰巨的工作，但失败了，他不得不请他的朋友们帮忙。

• sylvaners
• polkas
• wagon-tent
• lignocellulose
• easternising
• techno-economist
• supernova remnants
• Canal Zone
• Poncas
• rondavel
• decollator
• show offs
• wide-gab
• shuler
• tree-onion
• Pedomicrobium
• indash
• have（或 eat）someone for breakfast
• wet assaying
• incontrovertiblenesses
• materfamiliass
• synostoses
• setscrews
• boiling waves
• becrippling
• CBEL
• hats
• moorages
• lipopolysaccharide
• A chromosome
• opal glass
• muskroot
• valuelessness
• IFIP
• evolution
• conferential
• Hypochilidae
• fault vein
• microevolutionary
• progenitiveness
• plinian eruption
• Conservative Party
• adrenocorticotropin
• clon
• musingly
• feeding-cup
• mizzled
• baby farm
• dog handlers
• entry of satisfaction
• the old country
• oxidoreductases
• four-layer transistor
• amusiveness
• alloverish
• plunging
• depriving
• calcium plumbate
• third floor
• hit the bottle
• checker tree
• closed loop
• wave trains
• in the movement
• triptyque
• unbudgeably
• muddleheadedness
• regnancies
• autumn ice
• unbosomer
• remold
• postwar
• hang upon someone's lips
• modified american plans
• vacuum evaporation
• birds
• sail in the one boat
• plumb levels
• anticlinal trap
• Triassic
• isostemonous
• sit tight
• microprojection
• popadam
• unemployables
• deoxidizing
• come into possession of
• earthwomen
• sheet ice
• ripping lip
• sambhar
• by right of
• white dew?
• objectivenesses
• assembly routine
• pernoctations
• two-dimensionalities
• knock/beat the tar out of
• seceder
• handbk.