flex
n
(esp Brit) (US cord) [C, U]
(length of) flexible insulated wire used for carrying an electric current to an appliance 花線; 皮線.
flex v
1 [Tn] bend or move (a limb, joint or muscle), esp in order to exercise one's body before an activity 彎曲或活動(四肢、 關(guān)節(jié)或肌肉)(尤指準備活動)
flex one's knee, toes, muscles, etc 曲膝、 活動腳趾、 活動肌肉.
2 (idm 習語) flex one's `muscles show one's strength and power, esp as a warning or to display pride in oneself 顯示力量(尤指表示警告或自豪).