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我们必须好好准备，一定不要有差错。
We must be well prepared, there must be no slips.
《柯林斯英汉双解大词典》
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我必须好好准备明天的比赛。
I have to be well prepared for the game tomorrow.
youdao
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这个,我们必须好好想想
Well, then we have to think about it.
youdao
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作为他的丈夫，我必须好好照顾她。
As her husband, I must tack good care of her.
youdao
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你们必须好好利用任何机会练英语。
You must make good use of any opportunities of practising English.
youdao
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你必须好好想想对未来的的计划。
You must reflect on your plans for the future.
youdao
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我无法使他明白，他必须好好休息。
I can't get through to him that he must have a good rest.
youdao
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你们必须好好照顾自己，保持健康。
You must look after yourselves and keep healthy.
youdao
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我们必须好好考虑这个问题。
We must consider well over the matter.
youdao
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她忙极了，所以必须好好安排时间。
She is extremely busy, so she has to budget her time carefully.
youdao
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不管发生什么事，你必须好好活着。
Whatever happens, you must survive all along.
youdao
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你必须好好利用自己的时间。
You must make good use of your time.
youdao
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你工作做得太多了，你必须好好休息。
You have been working too much, you must take a good rest.
youdao
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只有这么个机会，我们必须好好利用。
It's an opportunity that has to be utilised.
youdao
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你必须好好保管你的东西。
You must look after your things.
youdao
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我们必须好好利用互联网。
We must make good use of the Internet.
youdao
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去伦敦之前，我必须好好温习一下英文。
I must brush up my English before I go to London.
youdao
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你必须好好照顾你的宠物。
You must take good care of your pets.
youdao
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今晚你必须好好睡一觉。
You've got to sleep well tonight.
youdao
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现在，你必须好好照顾他。
Now, you must look after him well.
youdao
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你必须好好地照顾病人。
You must take good care of the patient.
youdao
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你必须好好地照顾孩子。
You must take good care of young children.
youdao
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我必须好好考虑这件事。
I must think the matter over.
youdao
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这些书必须好好保管。
The book must be taken good care of.
youdao
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你必须好好照看它们。
You must take care of them.
youdao
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你必须好好利用机遇。
You must make use of that opportunity.
youdao
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在我回答他们之前，我必须好好地思索一下。
Before I can give them an answer I'll have to put my thinking cap.
youdao
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你一定不要乱扔垃圾，我们必须好好照顾小孩。
You mustn't litter. We must take good care of young children.
youdao
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你一定不要乱扔垃圾，我们必须好好照顾小孩。
You mustn't litter. We must take good care of young children.
youdao