But with industrialization and appearance of commercial design with the sale as its goal, the behavior guidance of product design has been neglected.
但随着工业化大生产和以追求销售为目的的商业设计的出现，产品设计的行为导向问题受到了忽略。
Health education should be carried out and we should give youngster correct behavior guidance, improve their knowledge of health and increase their awareness of self-care.
必须抓好学校健康教育，给予他们正确健康行为指导，不断提高全省青少年健康知识，增强自我保健意识。
Our history can provide us some general guidance, but changing our behavior requires using history as a source of wisdom, not as a source of change itself.
我们的历史可以给我们提供一些一般的指导，但是改变我们的行为举止要求运用历史，因为历史是智慧的源泉，不是改变的源泉。
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