Well, the directions in which I will actually hit my circle are all the directions in the right half of a plane.

与圆有交点的方向,是在平面右半部分的全部方向。

youdao

Tired people can be found in offices everywhere from the equator, where the sun shines down directly, to the Arctic Circle, where for half the year folks get much less direct sunlight.

从日照充足的赤道到半年都晒不到太阳的北极圈，劳累的办公室工作者随处可见。

youdao

For a moment he fingered the symbol on his cloak, a circle half white and half black, the colors separated by a sinuous line.

有一阵，他用手指触摸斗篷上的一个圆环形符号，半白半黑的颜色被一条蜿蜒的曲线一分为二。

youdao

The memorial has a large wall shaped in a half-circle.

VOA: special.2009.05.25

Like the yin-yang symbol, each half of the circle embraces some of its opposite.

ENGADGET: Switched On: An Office outside the Metro

Smith gave them the lead just before the half hour when she latched on to a pass into the circle and fired home.

BBC: England women fall to United States defeat

The wedding photos told their own story: Rose looking pert and joyous in a white half-circle hat, with a big coat hiding the bump because she'd fallen pregnant some months before, while George was in a bad suit twiddling his fingers, and with his eyes elsewhere.

ECONOMIST: Rose Davis