顾名思义有多种材料制成，通常核心还是岑木等柔韧性好的材料，也有用角质；外面捆绑较硬的木片如椐木，用荆棘的内层粘合；最外包以牛筋。制作工艺要求极高，工序复杂。筋腱和角质具有正反两面相等的弹性，故制成的弓柔韧性极好，不易折断，两端可以弯到一处。
胰十二指肠中前静脉与胰十二指肠上前静脉合成横静脉弓。
The transverse venous arch was composed of the middle anterior pancreaticoduodenal vein and anterior superior pancreaticoduodenal vein.
他射程为威胁，射击到每两次在的周遭魔术有他的合成大弓，和一样在混战内危险。
He's a ranged threat, shooting up to twice per round with his magic composite longbow, and just as dangerous in melee.
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。
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.
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