他指出传统药品必须在确保安全和有效后才能许可出售。
He points out that conventional medicines must be shown to be both safe and efficacious before they can be licensed for sale.
这些玩具比得在达到严格的安全要求后才可出售给儿童。
The toys have to meet strict/ tough safety requirements before they can be sold to children.
同样的，你只有两种可出售的产品：你的时间和你的知识。
Likewise, you only have 2 products to sell, your time and your knowledge. Here are a few example scenarios.
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