The radial artery and the ulnar artery coincide with each other to form a palm artery arch. The arterial trunk gives off branches to the related parts.
挠动脉与尺动脉互相吻合成掌动脉弓，动脉干沿途发出分支至相应部位。
Urban arterial road is the main undertaker for the urban transportation. The transportation capacity can be improved by combining and controlling many intersections in one trunk road.
城市主干道承担了城市的主要交通量，将主干道上若干个交叉口联动起来进行控制，可以大大提高通行能力。
The gastroduodenal artery that arises from the celiac trunk, constitutes the rich arterial blood supply of the pancreas, along with the splenic artery and the superior mesenteric artery.
来自腹腔动脉干的胃十二指肠动脉与脾动脉、肠系膜上动脉一道，构成了胰腺丰富的动脉血管网。
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