The LES contracts, squeezing the stomach entrance and creating a high pressure zone that prevents digestive acids from seeping out.
LES 收缩,挤压胃入口并形成高压区,防止消化酸渗出。
单词 | high pressure zone |
例句 |
原声例句
TED-Ed(视频版) The LES contracts, squeezing the stomach entrance and creating a high pressure zone that prevents digestive acids from seeping out. LES 收缩,挤压胃入口并形成高压区,防止消化酸渗出。 |
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