n. 礼仪；行为准则（decency的复数形式）

Decency \De"cen*cy\, n.; pl. {Decencies}. [L. decentia, fr.
decens: cf. F. d['e]cence. See {Decent}.]
1. The quality or state of being decent, suitable, or
becoming, in words or behavior; propriety of form in
social intercourse, in actions, or in discourse; proper
formality; becoming ceremony; seemliness; hence, freedom
from obscenity or indecorum; modesty.

Observances of time, place, and of decency in
general. --Burke.

Immodest words admit of no defense,
For want of decency is want of sense. --Roscommon.

2. That which is proper or becoming.

The external decencies of worship. --Atterbury.

Those thousand decencies, that daily flow
From all her words and actions. --Milton.