代用品

It's a sad apology for a hat.

这是一个勉强的帽子代用品。

Candles are a stopgap when the electricity fails.

没有电的时候腊烛可作代用品。

It is a sad apology for a hat.

这凑合着是个帽子的代用品。

Endorphin blockers such as naltrexone can be used to reduce addiction to licking, or endorphin substitutes such as hydrocodone may decrease the urge to lick.

内体阻滞剂，如曲酮，被用于舔的嗜好。内代用品，例如二氢可待因酮，能降低犬只的嗜舔性。