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O level
n.
普通程度
o level
[ noun ]
the basic level of a subject taken in school
<noun.state>
O level
O level economics O
O macro
O nyong-nyong virus
o ring
O ring packing
O shell
O Sole Mio
O wave component
o'
O'Befirne's valves
O'Beirne's experiment
O'Beirne's sphincter
O'Beirne's tube
O'Beirne's tubes
O'Brien
O'Casey
o'clock
o'connor
O'Donahue's theory
O'Dwyer's tubes
o'er
O'hara
O'Hara's forceps
O'Hare
O'Keeffe
O'Malley
O'Neal
O'neil
O'nyong-nyong virus
O'Shaughnessy's opera...
O'Toole
O,O-diethyl-S-(1,2-di...
O,O-diethyldithiophos...
O,O-diethylthiophosph...
O,O-dimethyl thiophos...
O,O-dimethyldithiopho...
o,p'-dianiline
o,p-dihydroxy-azo-p-n...
O,S-dimethyl acet dot...
o-
o-(carbamoylphenoxy)a...
o-(p-anisoyl) benzoic...
O-2 poisoning
O-acetylcarnitine
O-acylcarnitine
O-alkylation
o-amino anisole diazols
o-amino-r-ketovaleric...
o-aminoanisole
o-aminoazotoluene
o-aminobenzoic acid
o-aminochlorobenzene
o-aminophenol
o-anisidine
o-benzenedicarbamic acid
o-benzoylbenzoic acid
o-butoxyacetanilide
o-carbamyl-D-serine
o-carbamyl-l-serine
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