In this example, we will disable all non-leaf nodes, because it is common that non-leaf nodes are just used for categorizing the items that you want to perform tasks on.
在本示例中，我们将禁用所有的非叶节点，因为通常非叶节点只用来对希望对其执行任务的那些项进行分类。
The paper described the method of making diazomethane and its corresponding apparatus by using common items in the lab. All the required materials were low cost and easy to obtain.
文章介绍了利用实验室常见物品制作简易重氮甲烷发生和反应装置的步骤。
The following is a list of all the common project items.
下面列出了所有的公用项目项。
The following is a list of all the common project items.
下面列出了所有的公用项目项。
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