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1·I was a very quiet, studious little girl.

我那时是一个非常安静、用功的小女孩。《柯林斯英汉双解大词典》

2·Perhaps they're working hard—they don't appear to be very studious here, but they are very friendly.

也许他们工作很努力——他们在这里似乎看上去不太用功，但他们很友好。

3·She is quiet and studious, in marked contrast to her sister.

她沉静勤奋，与她妹妹形成了鲜明的对照。《牛津词典》

4·He was a studious gentle lad.

他原是个好学的，温顺的孩子。

5·He was the studious, quiet type.

他是那种典型的书呆子。

6·Billy: Wow! You sound very studious.

比利：哇，你似乎是个勤勉好学的人。

7·Losses make the speculator studious — not profits.

赔钱不能赢利，但能使投机者细心钻研。

8·As his tutor, I think he is studious and industrious.

作为他的指导者，我认为他是一个认真好学的人。

9·I hope the students: a civilized, studious, independent, co-operation.

希望同学们：文明、好学、自主、合作。

10·Reserved and studious, he prefers study to amusements of any kind.

他矜持而又勤奋，喜欢读书胜过任何娱乐。