big gun造句

1、He became a big gun in scientific circles.
他成为科学界的要人。

2、Just before I went to bed, we heard the sound of a big gun on the marshes.
我刚要睡觉，我们听到从沼泽地传来的一阵枪声。

3、The company's big gun quarterbacked the meeting.
公司的一位重要领导主持会议。

4、The first big gun you can build.
你可以造的第一管大炮。

5、He became a big gun in scientific circles
他成为科学界的要人。