An old service returning a type to a client would restrict its value space to the old type, which will continue to work within the value space of the new type.

旧服务为客户端返回的类型将被限制在其旧类型的值空间中，这将可以在新类型的值空间中继续工作。

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The processor will atomically update the location to the new value if the value that is there matches the expected old value, otherwise it will do nothing.

如果内存位置的值与预期原值相匹配，那么处理器会自动将该位置值更新为新值。否则，处理器不做任何操作。

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A CAS operation includes three operands — a memory location (v), the expected old value (a), and a new value (B).

CAS操作包含三个操作数——内存位置(V)、预期原值(A)和新值(B)。

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When you think of innovation, you're probably thinking of products that do something entirely new or radically improve the price-value proposition of something old.

FORBES: Commentary

But the 29-year-old New Yorker says the premium you pay for the Express does not represent value for money, with no more legroom than a normal train and not even a complimentary coffee or tea.

BBC: Could the US crack high-speed rail?

So it was a dilemma for us: to reconstruct the old tax system, or to combine price liberalisation with a new value-added tax.

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