productive force of labour的用法和样例：
例句
- When we use foreign industrial know-how to raise our labour productivity, we are making foreign things serve the needs of China.
利用外国工业技术来提高我们的劳动生产力就是洋为中用的一个例子。 - State governments are left scrabbling to appease rural disgruntlement rather than investing in efforts to lift the productivity of land and labour.
对政府而言，摸索着去平复农民们的不满，胜过在提高土地和劳动生产力上大力投资。
