0 to bend an arm, leg, etc. or tighten a muscle -- 活动（手臂、腿等）；使（肌肉）绷紧
1 (a length of) wire with a plastic cover used for connecting a piece of electrical equipment to a supply of electricity -- （一段）花线，（一段）皮线
If the elbow is already flexed, the hand is guided around the elbow to grasp the fetus' forearm and wrist.
A new urban bourgeoisie was growing, demanding change, and flexing its muscles.
This allows the proximal phalanx to flex separately to the other two, wrapping the fingers more around a target object.
The change in strike could be wholly or partly due to flexing of the eastern domain boundary about the antiform axis.
As a result, optimized policy in a flex-prices nominal-debt structure entails sizable inflation volatility, but only small movements of the tax rate.
But from the point of view of the mathematician, sort of flexing his mathematical muscles, one would not be so excited.
Furthermore, so-called flex-flex pairs do not have to be considered in this case, in contrast to general higher-order unification.
During swing, as the joint flexes, more differences are seen.
