strong and weak points; strengths and weaknesses; likes and dislikes
Refers to what one is good at and bad at, or what one likes and dislikes. Often used in contexts discussing personal aptitudes or preferences.
Everyone has their strengths and weaknesses, so let's help each other out.
Cooking is a field where likes and dislikes are clearly divided.
Compound of 得手 (strong point) and 不得手 (weak point). The exact historical derivation is uncertain, but the word is formed by juxtaposing the two opposite terms.