外がい周しゅう

noun

outer circumference; perimeter

Used for the outer boundary or distance around a shape, area, or object. Often contrasted with 内周 (inner circumference).

See also: 内周

• この公こう園えんの外がい周しゅうは約やく2キロメートルです。

  The perimeter of this park is about 2 kilometers.

• 外がい周しゅうを測はかってフェンスの長ながさを決きめます。

  We'll measure the outer circumference to decide the length of the fence.

noun

outskirts; periphery

Refers to the outer area or edge of a place, such as a city or facility. Often used in compound phrases like 外周部 (peripheral area).

• 工こう場じょうは市しの外がい周しゅうにあります。

  The factory is on the outskirts of the city.

• 外がい周しゅう道どう路ろを走はしると景色けしきがいい。

  The scenery is nice when you drive along the peripheral road.