dumb·bell /ˈdʌmˌbɛl/
啞鈴;笨蛋
dumb·bell, dumb-bell n. An exercising weight, consisting of two spheres or spheroids, connected by a short bar for a handle; used (often in pairs) for gymnastic exercise.
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dumbbell
n 1: an exercising weight; two spheres connected by a short bar
that serves as a handle
2: an ignorant or foolish person [syn: dummy, dope, boob,
booby, pinhead]