(1)计量表
尤指在公用事业中使用者，如水表、电表、煤气表等。

(2)米；公尺
长度计算单位，相当于3937英吋。

• oath
• oath against bribery
• oath decisory
• oath ex officio
• oath-helpers
• oath in litem
• oath of administration
• oath of allegiance
• oath of calumny
• oath of grand juror
• oath of juror
• oath of loyalty
• oath of office
• oath of party
• oath of supremacy
• oath purgatory
• oath suppletory
• oathworthy
• O.A.U.
• ob
• obaeratus
• Ob alterius culpam tenetur, sive servi, sive liberi.
• ob causam aliquem a re maritima ortam
• ob continentiam delicti
• ob contingentiam