circular

• 指具有圆形的、与圆有关的；也指循环的、反复进行的。

Describes something that is shaped like a circle or involves a repeating cycle.

1. Round in shapeA2formal

   Having the shape of a circle; round.

   圆形的

   • The table has a circular top.
   • She drew a circular pattern on the paper.
   • The garden is designed with a circular path.

   同义词annulardiscoidorbicularring-shapedround

   反义词angularrectangularsquare

2. Moving in a circleB1formal

   Describing movement that follows a circular path or route.

   环形的

   • The dancers moved in a circular motion around the stage.
   • The satellite follows a circular orbit around the Earth.
   • The car drove in a circular route around the roundabout.

   同义词orbitalrotaryround

   反义词linear

• 名词，指为广泛传播而印刷的公告、通知或传单，用于告知或宣传某事。

A noun referring to a printed advertisement, notice, or leaflet designed for mass distribution to inform or promote something.

1. Printed advertisement or leafletB1formal

   A printed document, often a leaflet or flyer, intended for wide distribution to advertise something or provide information.

   广告传单

   • The store sent out a circular advertising their weekend sale.
   • She received a circular in the mail about the new community center.
   • The company distributed a circular to all households in the area.

   同义词brochureflyerhandbillhandoutleafletpamphlet