His fault is that he's too diffident.(他的过失是太缺乏自信啦。)
He was too diffident to express his opinion.(他太不自信，不敢发表自己的见解。)
Although he had never mentioned the word of "love" before her, yet she could vaguely detect that passion burning in his diffident look. She dropped him one hint after another to encourage him;(他从没有在她面前提过爱，然而，她依稀可从他羞涩眼眸中察觉到那一股灼灼爱意。)
Even really talented people are made to feel diffident and nervous when they are queuing in a long line for an interview.(排着长队等待面试时，哪怕是最有能力的人也会觉得没有信心，紧张。)
The quality or state of being diffident; timidity or shyness.(胆怯缺乏自信的性质或状态；)
The diffident institutional environments in different countries lead to different management methods of urban design.(重点阐述了“制度环境”差别对不同国家采用不同城市设计管理模式的影响和制约作用。)
Above three kind of themes have diffident characteristic, but they constituted the Chinese classical novel unique imagination world together.(上述三种题材各具特色，互相影响，共同构成了中国古典小说独特的想象世界。)
And if the show's take on families - the artist's projections of happiness and fulfillment - feels diffident, even cold, that is because to a certain extent it is.(而且，如果展览中呈现的家庭-艺术家所表现出的幸福与满足-感觉不太一样，甚至于有些冷漠，那是因为一定程度上来说它就是如此。)
Aristocratic languor, critics thought, made him too diffident sometimes on the field.(高贵的慵懒，批评家的思想，使他有时候在球场上与众不同。)
John was as bouncy and ebullient as Helen was diffident and reserved.(约翰活泼、热情；而海伦却羞怯、矜持。)
