トンネル

noun

tunnel

General term for a tunnel, such as a road or railway tunnel.

• 電でん車しゃが長ながいトンネルに入はいった。

  The train entered a long tunnel.

noun or participle which takes 'suru'

tunnel through a potential barrier

Physics term for quantum tunneling. Used with する.

• 電でん子しが障しょう壁へきをトンネルする現げん象しょうをトンネル効こう果かという。

  The phenomenon of an electron tunneling through a barrier is called the tunnel effect.

noun, noun or participle which takes 'suru'

letting a grounder go through one's legs

Baseball term for a fielding error where a ground ball passes between a fielder's legs. Often used as トンネルする.

• ショートがトンネルしてランナーが出しゅつ塁るいした。

  The shortstop let the ball go through his legs, and the runner reached base.