10. The scientist's _______ idea of a perpetual motion machine, which could generate infinite energy without any external input, was dismissed by his colleagues as impossible and unfeasible.
(A) irritable
(B) forthright
(C) tortuous
(D) chimerical

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統計： A(1), B(11), C(3), D(35), E(0) #3099604

詳解 (共 2 筆)

#5806053
The scientist's ___...
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#5812150
(A) irritable (adj.)...
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