As long as you ask politely, most people do not mind repeating something you didn't hear or understand.
只要你有礼貌地问，很多人都不介意复述你没有听到或不明白的话。
1.A: I'm sorry, but I didn't catch what you said.
B: I said, "Do you want me to help you?"
A: If you're sure you're not in a hurry, I can use a little help.
B: Would you like me to get you a cab?
A: 对不起，我没有听到你说什么。
B：我说：“需要我帮忙吗？”
A: 如果你确定你不赶时间的话，我想得到你的帮忙。
B: 你想要我帮你叫一辆的士吗？
2.A: I beg your pardon?
B: I said, "Do you need any help?"
A: That's very nice of you. I guess I could use some help.
B: Just tell me what you'd like me to do.
A: 请你再说一遍好吗？
B: 我说：“你需要帮忙吗？”
A: 你很好心。我想我需要帮忙。
B: 请告诉我你要我做什么。
3.A: What was that?
B: I said, "Is there anything I can do?"
A: If it's not too much trouble, I would like some help.
B: It's no trouble at all. I'll carry this suitcase for you.
A: 你说什么？
B: 我说：“有什么我可以做的吗？”
A: 如果不麻烦的话，我想要一些帮忙。
B: 一点也不麻烦。我帮你搬这个手提箱。
4.A: Excuse me? I didn't hear what you said.
B: I asked you if you wanted some help.
A: If you wouldn't mind, I could use a hand.
B: I'll get this bag for you.
A: 不好意思，我没有听到你说什么。
B: 我问你是否需要帮忙。
A: 如果你不介意，我需要帮忙。
B: 我帮你拿这个包。
