信什么拈什么的四字词语

信手拈來   xìn shǒu niān lái 信手拈来 xìnshǒu-niānlái[toss;pick up at random;have words,materials etc
信手拈出   xìn shǒu niān chū 信手拈来 xìnshǒu-niānlái[toss;pick up at random;have words,materials etc