good head的用法和樣例：
例句
- The speaker had a good head for figures, so he convinced the audience of what he said in his lecture.
那位演講人對數字很有把握，因而使聽眾對他的演講非常信服。 - Mary has a good head on her shoulders; she always keeps good company.
瑪麗是個頗有見識的人，從不結交不三不四的朋友。 - Jason should go in for accounting because he has a good head for figures.
賈森應從事會計工作，因為他具有計算的才能。 - They kept up a good head of steam.
他們把蒸氣壓力保持在所需的水平上。
