英和和英

形容詞

two-sided (not comparable)

1. Having two sides, bilateral.
2. Reversible.

   A reversible coat is two-sided and would allow you to change your appearance.

   • 1984, Steve Ciarcia, Ciarcia's Circuit Cellar, volume 4, page 162:

     This output control line is used to select which side of a two-sided floppy disk is to be used for reading or writing.

   • 2002, Tamarin Laurel, Initiation at Beltane, →ISBN, page 304:

     The image of the two-sided cloak will help us explore the connections students have with the mortal realm, and the connections they have with 'inner realms,' as we'll call them for convenience.

   • 2009, Olivia Lousada, Hidden Twins: What Adult Opposite Sex Twins Have to Teach Us, →ISBN:

     So I looked at the doll. It is a two-sided doll. I lifted up the doll's dress and it was a two-sided doll, on the other side of the doll was a wolf! Red Riding Hood and the wolf!

   • 2016, John Carr, Pioneer Days in California:

     With the testimony against him, and his former suspicious character, besides his two-sided coat, things looked rather blue for poor Seymour.

3. (algebra) Whose salient properties apply when (the specified object) appears on either side of a given binary operator.

   two-sided inverse — two-sided identity

4. (figuratively) Having two aspects or viewpoints
5. (logic, of a modality) That is necessarily or absolutely different than the respective coordinate alethic or temporal modality as well as its opposite.