切到：当钻头穿过模特柔软的上颚的时候，模特尖叫着。
CUT TO: MULDER screaming as the mouth drill penetrates his soft palate.
这迫使水流过一条由舌头压在上颚的沟槽部分形成的管道中。
This forces water through a tube formed by the tongue pressed against a groove in the roof of the mouth.
科研人员给上颚的左犬齿（比较尖的那颗）或者是下颚的左犬齿注射一个短的电脉冲。
The researchers delivered short electrical pulses to either the upper left canine tooth (the pointy one) or the lower left canine tooth in the subjects.
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