用open-door造句子，“open-door”造句

6、We operate an open-door policy here, and are always willing to listen to our students' suggestions.

3、I have refined my management style by using an open-door policy.

1、The fast open-door mechanism can make the door two-way movement.

5、This, he thought, was neither a closed-door concern nor an open-door insecurity: it fitted perfectly with the doctrine of the mean.

2、The U. S. is striving for an open-door policy with Japan.

4、In 1994, President Clinton abruptly halted the nation's three-decade open-door policy for Cuban refugees.