preferably /ˈprɛfrəbli/ adverb Learner's definition of PREFERABLY
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used to say what is most wanted or preferred最合意地；最好 -
I'd like to have the work done soon, preferably by the end of the week.我希望这项工作很快完工，最好在周末之前。
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Applicants should hold a college degree, preferably with experience in the lab.申请人应当有大学学位，最好有实验室工作经验。