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You can verify, in this simple example, that A + B is the same as B + A.
在这个例子中还可以验证,A + B = B + A
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$firstVoiceSent
- 来自原声例句
You can verify, in this simple example, that A + B is the same as B + A.
在这个例子中还可以验证,A + B = B + A
应用推荐