尾び筒とう

noun

tail covert (of a bird)

Ornithological term for the feathers covering the base of a bird's tail.

• この鳥とりの尾び筒とうは鮮あざやかな青あお色いろをしている。

  This bird's tail coverts are a vivid blue.

noun

tail pipe (of a turbine)

Engineering term for the exhaust duct of a turbine.

• タービンの尾び筒とうから高こう温おんのガスが排はい出しゅつされる。

  High-temperature gas is discharged from the turbine's tail pipe.

noun

receiver (of a rifle)

Firearms term for the part of a rifle that houses the operating parts.

• 尾び筒とうの刻こく印いんから製せい造ぞう年ねんがわかる。

  The manufacturing year can be determined from the markings on the receiver.