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.

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。

youdao

Among his first efforts in this area was "Tommy Tucker's Tooth" (1922), a short combining live action and animation made on assignment for a local dentist.

他在这个领域的第一个成就是“汤米·塔克的牙”(1922)，一部结合了生动动作和动画，描述给当地医生任务的短剧。

youdao

"BE what?"Month Luo the Cha tooth Yang Yang the ground is malicious to stare at to stop short the language intentionally tease them not of thousand rather minister.

“是什么？”月罗刹牙痒痒地狠狠盯着突然停止不语，故意吊他们胃口的千宁臣。

youdao

Part of the success, he says, came from a situation where a British businesswoman, traveling in New York for a short stint, sent out a Twitter message asking for dental help because her tooth had cracked.

WSJ: On a Tight Budget? How to Land a Client

His hair is short in length and is grey on the sides, while his front-left tooth has a chip in it.

BBC: Owain Roberts