in practice 練習；在實踐中，實際上
It's important to keep in practice.
經常練習很重要。
It's a fine scheme on paper， but will it work in practice？
那計劃不錯，不過實踐上是否可行？
It was quite useless in practice.
實際上，這個一點用也沒有。
in proportion to 與……成比例
The room is wide in proportion to its height.
這房間就其高度的比例而言是很寬的。
Payment will be in proportion to the work done， not to the time spent doing it.
報酬將與工作量成比例，而不是與花費的時間成比例。
A thing is valued in proportion to its rarity.
物以稀為貴。
in public 公開地，當眾
She was appearing in public for the first time since her illness.
她自從患病以來第一次公開露面。
We hope you can acknowledge your mistake in public.
我們希望你當眾認錯。
It is the first time that I speak in public.
這是我第一次在公共場合發言。
in question 正被考慮或討論
That is not the point in question.
那不是要考慮的要點。
The woman in question is sitting over there.
提到的那個女的就在那裡坐著呢。
The job in question is available for three months only.
所談到的這一工作空缺為時僅三個月。
in regard to 關於，至於
I'll write you later in regard to this matter.
關於這個問題以後我給你寫信。
We have reached an agreement with him inregard to the shipment.
我們已經就裝運問題同他達成協議。
I have nothing to say in regard to that subject.
對那個問題，我沒有什麼要說的。
