No-cholesterol refrigerated or frozen egg substitutes first became available to consumers in 1973.
无胆固醇的冷藏或冻藏的蛋的代替品在1973年首次成为商品。
Over time, Cusumano notes, most product companies evolve into hybrid or service companies as their products saturate target markets and lower-priced substitutes become available.
Cusumano指出，随着时间的过去，大多产品公司当他们的产品在目标市场上占据主导地位时，便转向混合或服务公司，并且此时低价格的替代品也是可用的。
Staple foodstuffs should not be changed simply because unfamiliar substitutes are readily available.
不可以现成为由轻易把主食改为灾民不熟悉的替代品。
No practicable substitutes for lead in the plating layer of high voltage diodes on the basis of a zinc borate glass body are available.
以硼酸锌玻璃体为基础的高压二极管的电镀层的铅的替代品仍然不切实际。
Sugar substitutes such as aspartame, saccharin and xylitol have been widely available for several years now.
糖替代品，如阿斯巴甜糖精和木糖醇，至今都已广泛使用了很多年。
Sugar substitutes such as aspartame, saccharin and xylitol have been widely available for several years now.
糖替代品，如阿斯巴甜糖精和木糖醇，至今都已广泛使用了很多年。
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