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1·He was somewhat ashamed of his own unseemliness.

他的演技给我的印象是有点做作。

2·It is the manuscript of our contract, adjust it by yourself if you find any unseemliness.

附件二是我们的合同底稿，如有不合适的，请您修改。

3·On the early stage of the structural life-construction, the structural risk probability gets the maximal point. The safety accident will happen if the unseemliness way is adopted.

在结构寿命的初始阶段——施工阶段结构的风险概率最大，如果处理不当，很容易导致安全事故的发生。