The island is roughly circular in shape.
这个岛屿大致是圆形的。
And it shifts its orbit from being roughly circular to more elliptical on a 100,000-year cycle.
并且它的变轨周期是10万年，从近似的圆变得更椭圆。
Sunspots are relatively cool, dark features on the sun's surface that are often roughly circular.
太阳黑子是太阳表面相对较冷较暗的，大致呈圆形的区域。
An ocean wave passing through deep water causes a particle on the surface to move in a roughly circular orbit.
穿过深水的海浪使水面上的一个微粒按照一种近乎圆形的轨道移动。
Let us just assume for simplicity now that the orbits are roughly circular just to get a little bit of feeling for it.
现在为了简便，暂且认为轨道均大致为圆形，大致熟悉一下。
An ocean wave passing through deep water causes a particle on the surface to move in a roughly circular orbit, drawing the particle first towards the advancing wave.
穿过深水的海浪使水面上的一个微粒按照一种近乎圆形的轨道移动，先把微粒拉向前移动的海浪。
The eye is a region of mostly calm weather found at the center of strong tropical cyclones. The eye of a storm is a roughly circular area and typically 30-65 km in diameter.
“风眼”是强热带气旋中心的一块平静区域，通常呈圆形，直径30- 65千米。
It can only be taken from the shooting circle, a roughly semi-circular area in front of the opponents' goal.
只能在射门区内攻进的球才能得分。射门区是对方球门前的一个大致呈半圆形的区域。
It can only be taken from the shooting circle, a roughly semi-circular area in front of the opponents' goal.
只能在射门区内攻进的球才能得分。射门区是对方球门前的一个大致呈半圆形的区域。
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