单词 | o |
释义 | o1/əʊ /abbreviation (o-) [in combination] Chemistry Ortho-: o-xylene O2/əʊ /(also o) noun (plural Os or O's) 1The fifteenth letter of the alphabet.For capital O, always form a C first, and then close it up....
1.1Denoting the next after N in a set of items, categories, etc.Susan Brown covers M, N, and O in her series that helps you to change your life at your own pace. 1.2A human blood type (in the ABO system) lacking both the A and B antigens. In blood transfusion, a person with blood of this group is a potential universal donor.Type Os don't find dairy products and grains quite as user friendly as do most of the other blood types....
2 (also oh) Nought or zero (in a sequence of numerals, especially when spoken): two seven o seven point six 3A shape like that of a capital O; a circle: he made an O with his mouth...
O3/əʊ /abbreviation 1US Ohio. 2 Cricket (On scorecards) over(s). symbol The chemical element oxygen. O4/əʊ /exclamation 1 archaic spelling of oh1. 2 archaic Used before a name in the vocative: give peace in our time, O Lord...
OriginNatural exclamation: first recorded in Middle English. |
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