Assume a comfortable position sitting down or lying on your back.
假象一个舒适的位置,坐下或者靠着。
Then, back to the child was lying down, then shielding outdoor the important experiment.
接着,病童被背到屏蔽室外躺下,接着进行下一步重要的实验。
Then, back to the child was lying down, then shielding outdoor the important experiment.
接着,病童被背到屏蔽室外躺下,接着进行下一步重要的实验。
应用推荐