左锁骨下动脉和右锁骨下动脉形成胸内动脉和肋颈动脉干。

The left subclavian artery and the right subclavian artery form the internal thoracic artery and the costocervical trunk.

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它们依次映射到顶部、左部、底部和右部。

They map to the top, left, bottom, and right, in that order.

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在图像区域的左边和右边有左箭头和右箭头。

To the left and right of the block of images are left and right arrows.

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You might be better kicking to the left or to the right depending on whether you're right handed or left handed.

你最好从左路还是右路射门,和你是左撇子还是右撇子有关

耶鲁公开课 - 博弈论课程节选

Well, you can buy a pass, which would seem conceptually not to be a ticket, but at top left was somewhat obvious this time bus and subway tickets.

好的，你可以买一张通票，那好像不是一张票,但是，在右上边，这次显然是,公共汽车和地铁票。

哈佛公开课 - 计算机科学课程节选

For example, I might believe that it's equally likely that they choose Left and Right, is that right?

举个例子吧,我可能认为他选择,左和右的可能性是相同的,对吗

耶鲁公开课 - 博弈论课程节选