巧匠: clever artisan; craftsman; skilled workman 短语和例子能工巧匠 skilful craftsman; dab hand
勤工出巧匠: wok make the workmanwork makes the workmanyou cannot burn the candle at both ends
难以: difficult to 短语和例子难以比拟 hardly match; hardly equal; 难以否认 undeniable; irrefutable; 难以估计 be difficult to estimate; inestimable; 难以相处 be hard to get along with; 难以相信 incredible; 难以想象 unimagina