| Subject | English | Spanish |
| mech.eng. | block level | nivel de agua |
| comp., MS | block level backup | copia de seguridad a nivel de bloque (A type of backup operation that can be performed on a file system. The backup and restore operations can either be full, incremental or differential, and a physical (block-level) restore is performed at the volume level) |
| comp., MS | block-level element | elemento de bloque (An HTML element that, in general, begins a new line. A block-level element may include other block-level elements or inline elements) |
| commun. | high level service independent building block | SIB de alto nivel |