来自product,生产，产品。

1. Their first car rolls off the production line on December 16.

他们的第一辆车于12月16日下线。

2. He pushed everyone full speed ahead until production hit a bottleneck.

他催促所有人拼命干活，直到生产遭遇瓶颈。

3. Hydrogen is used extensively in industry for the production of ammonia.

氢气在工业上广泛用于制氨。

4. Because of the slump in domestic demand, production has stopped.

由于国内需求大幅下降，生产已经停止。

5. Food production has already fallen behind the population growth.

粮食生产已经跟不上人口增长。