1、He was modest and diffident about his own success.
他很謙虛，不愿談及自己的成功。

2、Aristocratic languor, critics thought, made him too diffident sometimes on the field.
高貴的慵懶，批評家的思想，使他有時候在球場上與眾不同。

3、He has a politely diffident manner
他的態(tài)度是客氣中帶有羞怯。

4、John was as bouncy and ebullient as Helen was diffident and reserved.
約翰活潑、熱情；而海倫卻羞怯、矜持。

5、She is a diffident student
她是位缺乏自信的學生。

6、He was too diffident to express his opinion.
他太不自信，不敢發(fā)表自己的見解。

7、I'd be less diffident if the men wouldn't differentiate between us all the time.
如果男人們一向區(qū)分不出我們兩，我就不會那么缺乏自信了。

8、I was diffident about saying so.
我不好意思這麼說。

diffident翻譯