swear in

1.

On October, 1st, John was sworn in as Treasury Secretary.

10月1日约翰宣誓就任财政部长。

2.

If you had good manners you wouldn't swear in company.

假如你有礼貌的话就不会在他人面前骂人了。

3.

Are you willing to swear in court that you saw him do it?

你愿意在法庭上宣誓说你曾看见他做那件事了吗?

4.

Bill, remember yourself! Don't swear in front of the children.

比尔，注意检点! 别在孩子们面前骂人。