[誤] My wife is fond of asking her friends to stay for a casual meal.
[正] My wife is fond of asking her friends to stay for a light meal.
注:casual 可作“不拘禮節(jié)的,非正式的”講,如:clothes for casual wear(便服)。但“便飯”人們習慣用形容詞 light,該詞也有“隨便的,不重要的”之意,如:a light conversation(閑談)。