英语词汇“be studious in”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	be studious in
释义	be studious in 基本例句专心致志 The student is engrossed in his book.这名学生正在专心致志地看书。 He was involved in working out a plan.他专心致志地制订计划。
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