In many cases, there is no active help and a lack of teacher training.

在许多情况下，没有积极的帮助，也缺乏教师培训。

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In most cases, you can choose between mat training and machine work.

在大多数情况下，您可以选择垫训练和机器的工作。

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In most cases, you can choose between mat training and machine work.

在大多数情况下，您可以选择垫训练和机器的工作。

youdao