Helen Keller was once in deep despair in her childhood, but finally she decided to overcome her physical defects and live happily.
海伦·凯勒童年时曾经一度十分消沉,但是最后她决定克服自己生理上的缺陷去快乐地生活。
The analysis shows that the beforehand physical defects and carbonization may be the reason for barrier's desquamation.
观察分析结果表明膜层脱落的原因是预存的物理缺陷以及碳化所致。
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