They stood in a semi-circle round the teacher's chair and answered questions.

他们围着老师的椅子站成半圆形回答问题。

柯林斯例句

The semi - circle stage was nothing short of grand.

半圆型的舞台非常豪华.

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Please sit in a semi - circle.

请坐成半圆.快集合,请坐下.

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Triangle granules in rough Microchannel produce less affection on Microfluidic than semi - circle granules.

对摩擦力的模拟中发现小管径密集粗糙颗粒的情况下得到的流型是最好的.

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