Okay. Looks like you fractured your ulna.

片子上看起来，你的裂了。

Looks like you fractured your ulna.

片子上看起来 你的裂了。

Which bone on the Tyrannosaurus arm is the ulna?

霸王手臂上的哪块头是？

You have one radius and one ulna in each arm.

你的每只手臂有一个桡一个。

The radius and ulna are the two bones which form the lower arm.

桡是形成下臂的两块头。

The radius and ulna bones connect between the elbow joint and the wrist.

桡连接在肘关节腕关节之间。

But the underlying structures of the humerus, radius and ulna, and metacarpals, are shared.

但是肱、桡以及掌的基础结构是共享的。

The shoulder girdle leads down to the humerus, radius and ulna and hands.

肩带向下延伸至肱、桡、手。

It supports two bones on the forearm, the radius and ulna, which in turn attach to the wrists.

它支撑着前臂上的两块头，即桡，它们又连接到手腕上。

" See you next week, " says D-21, " for… ? " " An exposed ulna fracture, " I remind it.

“下周见，”D-21 说，“为了… … ？” “折暴露，”我提醒道。

All these motions use gliding, or plane joints, like the one between the distal ends of your radius and ulna, and the carpal bones of your wrist.

所有这些运动都使用滑动或平面关节，比如桡远端之间的关节，还有手腕的腕。

The pivot joint between your radius and ulna allow you to rotate your palm forward or anteriorly in a motion called supination, and turning it backward or posteriorly is called pronation.

桡之间的枢轴关节允许你在一个叫做旋后的动作中向前或向前旋转手掌，向后或向后旋转叫做内旋。

This is your ulna right here and this is your radius and what happens in people that require Tommy John surgery is they end up having a rupture of this tendon called the ulnar collateral ligament.

这是你的，这是你的桡，需要汤米·约翰手术的人是因为发生了肌腱断裂，称为侧副韧带。