求翻译：自信不足有多种原因，例如交际上的自信缺乏可能源自外貌。学习上自信缺乏可能源自准备不足。而爱情上的自信缺乏可能是物质方面的稀缺是什么意思？

Lack of confidence and a variety of reasons, such as lack of communication on the self-confidence may be derived from the appearance. Lack of learning self-confidence may be derived from the lack of preparation. The lack of love, self-confidence may be on the scarcity of material

Lack of confidence can be attributed to a number of reasons, such as entertainment, lack of self-confidence may have come from exterior. Study on lack self-confidence can be energy self sufficient preparation. Lack of self-confidence and love, may be a material aspect of scarce

Insufficient has many kinds of reasons self-confidently, for example in the human relations lacks self-confidently may the energy from the appearance.Studies lacks self-confidently may the energy from the preparation insufficiency.But in love lacks possibly is self-confidently the material aspect sc

Lack of confidence for a variety of reasons, such as lack of confidence may be derived from the appearance on the communication. Learning self-confidence lacking may arise from inadequate preparation. Romantic love may be lack of confidence on material scarcity

Inadequate self-confidence for many reasons, such as self-confidence lacking communication may derive from appearance. Learning self-confidence lacking may derive from inadequate preparation. Romantic love may be lack of confidence on material scarcity