您要查找的是不是：
- (=positive pressure) 正压pos.pr.
- (=phenylpyruvic acid positive) 苯基丙酮酸阳性PPA pos.
- (=Rhesus factor positive) Rh因子阳性，狝猴因子阳性Rh pos.
- 在资料复制机中，一种色调安排与原件相反的复制件。对照positive。In a document copying machine, a copy having tonal arrangements opposite to those on the original.
- in，from，out，以及of都是介词。The words'in','from','out' and 'of are prepositions.
- 介词OFPreposition OF
- 资金报表,见 statement of changes in financial positionfunds statement
- 的例外 of /at sthexception to ...
- part-of关系part-of relation
- Doctor of PharmacyD.Pharm.
- k-out-of-n系统k-out-of-n system
- Bachelor of PharmacyB.Pham.
- 这个词可意为consist of 或be composed of,即由...形成、组成或构成It can mean consist of or be composed of ie be formed of
- [of book] 第一/二册volume one/two
- 在介词用法里alongside后可以选择性地跟of：驳船停在旁边或靠码头旁边。In its prepositional use alongside may optionally be accompanied by of: The barge lay alongside,or alongside of the pier.
- (=International Association of Hospital Security) 国际医院安全协会I.A.H.S.
- 他跨过（不用off of)月台。He stepped off (not off of ) the platform.
- （后常跟of）大量或数量大。(often followed by'of') a large number or amount or extent.
- 片语介系词((如 in front of))a phrasal preposition
- 一堂训练课有多久? I find this kind of training seems very boring.How long does the training session last?
