L2

词形变化

L2s 复数

1.

A second language (a language being learned, as opposed to a mother tongue).
1.

Abbreviation of Lagrange point 2, located beyond the smaller object on a line passing through the centers of the smaller and larger objects.

天文
1.

Short for second level in various contexts

The data link layer in the seven layer OSI network model.

不可数计算机工程数学

an L2 switch
2.

Short for second level in various contexts

The second-level cache of a processor, farther away from the processor than the first level cache.

不可数计算机工程数学

In typical Intel chips L2 bandwidth is half of L1 bandwidth.

名词

From Level 2.

来源：wiktionary