Now that we are all here, we begin to make our experiment at once.

既然我们都到齐了，我们立刻开始我们的实验。

youdao

We decided to begin the experiment in the evening.

我们决定晚上开始那个实验。

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They're to begin their experiment next week.

他们计划下周开始他们的试验。

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They're to begin their experiment next week.

他们计划下周开始他们的试验。

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