名义: name, titular, nominal, in name, ostensible purpose...
催促: to urge...
似是而非: apparently right but actually wrong; specious (idiom)...
妙: wonderful; clever; excellent; fine; subtle...
诀窍: secret, trick, knack, key...
征服: to conquer, to subdue, to vanquish...
多样: diverse, diversity, manifold...
中等: medium...
窗口: window, opening providing restricted access (e.g. customer service window), computer operating system window, medium, intermediary, showpiece, testing ground...
源于: has its origins in...
