(pos:形容詞)(sim:拿手)(sim:耍家)<explanation>yue:對一門學問或者手藝非常熟悉eng:to be an expert or very experienced at something<eg>yue:炒股票我唔在行。 (caau2 gu2 piu3 ngo5 m4 zoi6 hong4.)eng:I'm not good at stock trading.