社長兼最高経営責任者 しゃちょうけんさいこうけいえいせきにんしゃ president and chief executive officer; president and CEO exp n Advanced ➥
千番に一番の兼ね合い せんばんにいちばんのかねあい something so difficult that one doesn't know if there's even a 1 in 1000 chance of success exp obsc Advanced ➥
兼学 けんがく concurrently studying the teachings of two or more different schools or sects n vs Advanced ➥