circumference

UK:  [sə(r)'kʌmf(ə)rəns]

US:  [sər'kʌmf(ə)rəns]

复数：circumferences  

n.

1.(胸)围,周围;圆周;周长

2.四周,周围;圆周;圈线;周线

3.围度

4.闭合曲线图形周边

5.周界

6.周缘

7.环状面

8.边界

1 . owing to the function of a barb arranged on the surface of the outer circumference of the metal cup, the metal cup has firm fixing effects.
由于金属杯的外圆周表面上设置的倒刺作用，使得金属杯固定效果更加牢靠。

2 . When a woman with a chest circumference of 32 inches buys a 36-inch bra, the band often rides up in back, leading to sagging in front.
如果一位胸围32英寸的女士买了36英寸的文胸，文胸后面的横带会老往上跑，导致胸部下垂。

3 . Jack and Janice were down in a combat crouch, weapons drawn, searching the beam's translucent circumference for any sign of danger.
杰克和贾妮斯弓身做了一个战斗蹲伏，抽出武器，搜索着光束半透明的周边环境中有无危险的状况。

4 . He discovered that the more sides a polygon had the closer its circumference was to that of a circle.
他发现，更多的多边形双方已接近其周长是到一个圆圈。

5 . I won't admit how much time I have wasted tracking the circumference of my thighs on a spreadsheet, or my caloric intake on the LoseIt app.
我不想承认我花了多少时间去记录我的腿围，或者在LoseIt应用程序上记录我的卡路里摄取量。