We show that the lingual cervical loop contains a small core of stellate reticulum cells and suggest that it acts as a functional stem cell niche.

我们发现切牙的舌侧的颈环结构内也包括少量的星网状层细胞，推测其可能发挥干细胞龛的作用。

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Clearing occurs as the held loop slips off the latch and onto the stem as the needle moves upwards.

在针向上运动时，被握持的线圈从针舌上滑到针杆上，为退圈。

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