backing copy

基本解釋

Since the slave KDC is meant for backing up the master KDC in an emergency, the slave KDC might need to use the read-write copy.
因為從 KDC 用于在緊急情況下替代主 KDC，所以從 KDC 可能需要使用可讀寫拷貝。
For the new CopyOnWriteArrayList and CopyOnWriteArraySet classes, all mutable operations make a copy of the backing array first, make the change to the copy, and then replace the copy.
對于新的 CopyOnWriteArrayList 和 CopyOnWriteArraySet 類，所有可變的（mutable）操作都首先取得后臺數(shù)組的副本，對副本進行更改，然后替換副本。
Cc, the carbon copy cat, was created by a team at Texas A&M University with the backing of an American businessman, John Sperling, whose company plans to offer cloning to cat and dog owners.
該小組得到了一位名為約翰·斯珀林的美國商人的資助。斯珀林的公司正計劃向養(yǎng)貓、養(yǎng)狗的人們提供克隆寵物的服務(wù)。