The next example shows a revised Specs file that instantiates a Button with Subject mixed in as part of the declaration.

下一个例子展示了一个修订的Specs文件，它实例化了一个Button，混合了Subject作为声明的一部分。

youdao

We had to duplicate that logic in ButtonObserverAnonSpec when we declared observableButton as a Button instance that mixed in the Subject trait directly.

而我们在声明observablebutton为一个按钮实例的时候，我们直接混合了Subject trait，它重复了ButtonObserverAnonSpec的逻辑。

youdao

The ingredient has been the subject of concern on cancer, because when mixed with Vitamin c, it turns into a carcinogenic substance called benzene, the Independent reported.

依据独立报的报道，该成分是涉及到癌症的主要物质，因为当与维生素c混合后，它转化成一种叫做苯的致癌物质。

youdao

She wrote extensively on the subject and advocated mixed ability classes with the same course for all pupils.

BBC: Caroline Benn dies

However, other studies on the subject have been mixed.

CNN: Alcohol and breast cancer: Weigh your risks

Trump has been an exacting tutor to his offspring, whether the subject is how concrete is mixed or how the celebrated surname is marketed.

FORBES: The Real Apprentices