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If you look at a model of the human body, there's a straight line from the throat to the stomach.
观察人体模特，你能看到从喉咙到胃是一条直线。
youdao
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Moreover, a model of on-line control of "stomach" is suggest...
提出了“竹节”在线控制模型的初步设想。
youdao
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Moreover, a model of on-line control of "stomach" is suggest...
提出了“竹节”在线控制模型的初步设想。
youdao