scu的意思是：存储控制部件（Storage Control Unit）；硫包衣尿素（Sulfur Coated Urea）。
双语例句：
1.SCU 'a' will then wait for the token to be reintroduced to verify the debit was complete. 然后SCU“A”将等待令牌被再引入，以核实转帐是否完整。
2.The token is then presented to another SCU 'b' and a complete debit is performed with product produced. 然后令牌被提供给另一个SCU“B”，同时生成完整的转帐并生产出产品。
3.It consists of a simple multi-task core together with timer and NMI functions, which are embedded in a common SCU. 该系统框架由一个简单的多任务内核，配合使用普通单片机自带的不可屏蔽中断(NMI)和定时器功能构成。
4.It is then removed before the debit can be performed but close enough to the end so that the SCU thinks it was complete but without verification. 然后在转帐之前将其去除，但应足够接近末端以使SCU认为它是完整的只是没有经过认证。
