I think a lack of confidence underlies his manner.

我认为他表现出的态度是因为他缺乏信心.

《简明英汉词典》

Lack of confidence is the biggest barrier to investment in the region.

缺乏信心是在这一地区投资的最大障碍.

《简明英汉词典》

She was still a foreigner, unsure of her ground.

她仍是一位异乡人, 对自己的地位缺乏信心.

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Beneath her self - confident surface , she's quite unsure of herself.

她看上去信心十足, 实际上很缺乏信心.

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Her voice carried no conviction.

从话音中听得出来她缺乏信心.

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He is diffident of his success.

他对成功缺乏信心.

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Don't be so diffident about your talents.

别对自己的才能如此缺乏信心.

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She feels very insecure about her marriage.

她对自己的婚姻缺乏信心.

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He is good at his job but he seems to lack confidence.

他工作不错,但似乎缺乏信心.

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Does this ever cause you any lack of confidence?

这会让你缺乏信心 吗 ?

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Our chief worry was his having too little confidence in himself.

我们主要担心的是他对自己太缺乏信心了.

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Even those passengers who were most distrustful of themselves plucked up amazingly.

甚至那些对自己最缺乏信心的乘客也鼓起了勇气,真令人惊异.

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Lack of confidence contribute to his failure.

1缺乏信心导致了他的失败.

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Have you always lacked confidence?

您总是缺乏信心 吗 ?

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He was unsure of his grounds.

他对自己的理由缺乏信心.

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