swear/sweəʳ/ swore/swɔː/sworn/swɔːn/

vi

1. 诅咒；咒骂

• Don't swear in front of the children. 别在孩子们面前骂人。

• He bumped his head in the doorway and swore loudly. 头撞到门框上，他大骂了一声。

2. 宣誓；发誓

• swear on a Bible 手按《圣经》发誓

vt

1. 发誓保证；发誓表示

• swear allegiance 发誓效忠

• I swore on my honour that I had never seen the man before. 我以自己的名誉发誓，我从未见过那个人。

2. 宣誓；发誓

• swear an oath of revenge 发誓报仇

3. 保证说；肯定地说

• I swear that I've never seen him. 我保证从没见过他。

• He swears he will never go there again. 他坚决保证再也不去那地方了。

• I can swear I heard a knock at the door. 我可以肯定听到了敲门声。

词组swear at 咒骂；诅咒

• Don't swear at people. 不要骂人。

swear black is white 把黑的说成白的；不择手段

• The man will swear black is white if it suits his purpose. 只要利于达到目的，那人会不择手段。

swear by

1. 以…发誓

• I swear by my honour I am telling the truth. 我以自己的名誉发誓，我讲的全是事实。

2. 不用进行式 非正式 极其信赖

• swear by one's lawyer 极其信赖自己的律师

swear for 保证

• I'll swear for her honesty. 我愿担保她是诚实的。

swear in 使宣誓就职

• be sworn in as President 宣誓就任总统

swear into 宣誓参加

• swear into the army 宣誓入伍

swear like a trooper (或pirate) 破口大骂 swear off 保证戒掉

• He's sworn off drinking. 他已经保证戒酒。

swear to

1. 就…宣誓作证

• I will swear to the truth of what I said. 我愿起誓保证所说全部属实。

2. 断定；断言…为属实

• I can't swear to his having done it. 我不能断定他是否做过那事。

• He thinks he has seen the man before, but he wouldn't swear to it. 他好像见过那个人，但是不能肯定。

swear to it 断定如此

• I can't swear to it. 我不能肯定是这样。