¿Qué es eso? - Es llamado un "astrolabio" y es un instrumento de navegación antiguo.What's that? - It's called an "astrolabe," and it's an old instrument for navegation.
Si es llamado a presentarse enfrente del tribunal, entonces tiene que hacerlo.If you are called to appear in front of the tribunal, then you must do it.
Cada vez que el primer ministro es llamado a aparecer ante el parlamento, inventa alguna excusa para no hacerlo.Every time the prime minister is called to appear in front of parliament, he makes up an excuse not to do it.