来源：BBC英语教学
原标题：A dab hand 内行，老手
内行在英语里可以用 a dab hand 来形容某人是做某事的内行、老手。这个说法后常跟介词 at 来表示某人是哪个行当的能手。
例句
I‘m going to ask my brother to help put up the shelves. He’s a dab hand at DIY.
I‘m not boasting， but I’m a dab hand in the kitchen. What would you like to eat？
请注意
To dab 的意思是轻轻地触摸、涂抹某物或擦拭液体。
例句
If you spill wine on the carpet， just dab it gently with a damp cloth. Don‘t rub it in.
Before she goes out my girlfriend always dabs some perfume behind her ears.
BBC英语教学
