/ɛs aɪ diː/
释义
名词noun
- 1(computing, Microsoft Windows) Abbreviation of security identifier.
- 2(computing) Sound Interface Device, a sound chip used in some early computers.
- 3(aviation) Initialism of standard instrument departure.
副词adverb
- 1(medicine) once a day, such as for the administration of medication. From Latin semel in die.