downcall
名词 n.
动词 v.
英文释义
名词 n.
- A call from a higher-level subsystem, such as user code, to a lower-level subsystem, such as a kernel or framework.
动词 v.
- To perform such a call.
词源
词源 1
From down- + call.
词源 2
From down- + call.
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数据来源: Wiktionary