carry coals to Newcastle多此一举

用 while 把男女并置，时态呼应，一句就把女性被忽视的思考摆上台面。

While you ... have been ..., we ... have been ...

要为被忽视的一方说话、回击偏见时用，语气强，别在需要缓和关系的场合抛。

You've been talking; we've been working. ／ While they argued, we kept building.

中性

重音落在 fighting 和 thinking，两句节奏对称。

While you have been debating titles, we have been shipping the product. 你们还在争头衔的时候，我们已经把产品发出去了。

carry coals to Newcastle 把“多此一举”说成一句老典故，自嘲里带清醒。

To do X is to carry coals to Newcastle.

自嘲做的是多余之事时用，带书卷气，别对听不懂典故的人硬用。

That's like selling ice to Eskimos. ／ It's bringing sand to the desert.

literary

Newcastle 咬清，ill-paid 连读，句尾压低。

Opening a bakery next to that famous one is carrying coals to Newcastle. 在那家名店旁边开面包房，纯属多此一举。

stuck my head in 把自找麻烦说得形象，rather 又添一层自嘲。

I rather stuck my head in where I wasn't wanted.

承认自己多管闲事、自找麻烦时用，语气自嘲，正式检讨里别用。

I poked my nose in where it didn't belong. ／ I meddled where I shouldn't have.

中性

rather 轻读，stuck my head in 连读，wasn't wanted 收低。

I stuck my head into their family argument and made it worse. 我硬插进他们的家庭争吵，结果更糟了。

用一句反问戳穿对方前后矛盾，luncheon 的正式更衬出讽刺。

I thought ... Or have you ... since ...?

发现对方改口、自相矛盾时用来点破，带刺，别对上级或陌生人用。

Or did that change since breakfast? ／ Was that before or after you changed your mind?

正式

soldier 重读，Or 上扬，since luncheon 轻快收尾。

I thought you hated that plan. Or have you loved it since Monday? 我记得你讨厌那方案。还是周一之后你就爱上了？

把整段政治辩论收到一个具体疑问上，should have to 的反问比直接指责更有力。

The one thing I don't understand is why ...

把纷乱话题收成一个核心疑问时用，语气较真，别在只想闲聊的场合抛。

What I can't understand is why ... ／ The part that baffles me is why ...

中性

don't understand 连读，should have to 三个词一气带过。

The one thing I don't understand is why you have to work this weekend. 我唯一不明白的是，你周末为什么非得加班。