这一临时性的替代品已经成了化石。

The temporary has fossilized.

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法律的强制性是不够的，你们不得不提供类似煤球项目的替代品。

Law enforcement is not enough; you have to provide alternatives such as the briquette programme.

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然而，现在辅以新材料和先进传感器，有前途的博取替代品之长并且有独创性的新装甲形态正在形成。

Now, however, aided with new materials and advanced sensors, a promising and eclectic array of alternative and often ingenious new forms of armour is emerging.

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