The needle roller faces are flat or rounded.

针滚的表面是平直的或圆形的。

youdao

Leaf blade oblanceolate, to 20 cm, apex obtuse or rounded.

倒披针形的叶片，在20厘米，先端钝的或圆形。

youdao

A narrow flat braid or rounded cord of fabric used for trimming.

嵌芯辫带一种狭长的扁穗带或织物软线。

youdao

He or she then blows through the pipe so that the glass expands into a rounded bubble form.

VOA: special.2009.09.16

So now we can just take the negative of that binding energy here, and I've just rounded up here or 1 . 4 times 10 to the negative 19 joules.

等于4是第三激发态,现在我们可以取它结合能的负值,也就是1。4乘以10的负19次方。

麻省理工公开课 - 化学原理课程节选

He added that he rejected linking terrorism to any ethnic group or religion, again a point debated by Muslim Uighurs who have been rounded up in anti-terror sweeps.

VOA: standard.2009.11.07

The customer chooses one of two lasts (chiseled toe or tapered rounded one, which is slightly wider), and then customizes the upper.

FORBES: Magazine Article

The customer chooses one of two lasts (chiseled toe or a tapered rounded one, which is slightly wider), and then customizes the upper.

FORBES

Are the characters well-rounded or flat?

FORBES: Gladwell's 10,000 Hours: A Useless Goal For Fledgeling Writers