I'm at a loss as to what to say. (我不知道说什么才好。) *at a loss “困惑不解，茫然不知所措”。
这下可难住我了。
You got me.
I have a full house. (〈打牌中的〉我是同花顺。)
You got me. (这下可难住我了。)
I don't know.
I guess you're right. (我想你是对的。)
You win. (你赢了。)
That beats me.
他特招人讨厌。
He's a nuisance. *nuisance“难对付的人，麻烦的人”。
自作自受。
You asked for it. *“自己给自己找麻烦”。
哎哟!
Oops! *表示困惑、遗憾的心情，或吃惊和轻度欢喜。
You're stepping on my foot. (你踩着我脚呢。)
Oops! I'm sorry. (哎哟!对不起。)
I made a mistake. (我犯了一个错。)
My mistake. (是我的错。)
噢!不!
Oh, no!
Oh, no! I missed the flight. (噢!不!赶不上飞机了。)
You did? (真的?)
Ah, man! *man 表示兴奋的和吃惊的口语说法。
Oh, my goodness!
Oh, my gosh!
Good heavens!
这正是难点。
That's the hard part.
We have to decide what to do. (我们得决定什么做。)
That's the hard part. (这正是难点。)
That's the difficult part.
我感到内疚。
I feel guilty. *有罪恶感。
I feel guilty. I was mean. (我太刻薄了，我感到很内疚。)
Don't worry about it. (不必为那事担心了。)
I feel bad about it. *虽然很在意，但还不致于有罪恶感。
I feel horrible.
It's all my fault. (都是我不好。)
I feel terrible.
你看来很困惑。
You look puzzled. *puzzle “使……窘困”、“使……糊涂”。
You look puzzled. (你看来很困惑。)
I can't understand this machine. (我弄不明白这台机器。)
You look confused. (你看上去很困惑。)
那个念头总是萦绕着我。
The idea haunts me. *haunt “不断缠绕在心头的”、“萦绕在脑海中的”、“使心烦的”。
I can't get rid of the idea.
I can't get it out of my mind.