sb get wiped out 彻底失败
They get wiped out very quick.
他们被消灭的速度很快。
Your custom objects get wiped out because we have an overlapping superclass.
你自定义的对象被擦除掉了,因为我们有一个父类。
Sure, the stock and bond holders will get wiped out, but the infrastructure will still be there.
可以肯定的是,那些股票和债券的持有者将被抛弃,但是基础还在那里。
You can add something else to the answer without invalidating it, and that is anything with one power of t in it, because if you take one derivative it'll survive, but if you take two derivatives, it'll get wiped out.
你可以往答案后面加上其它东西,而且不影响结果,也就是任何t的一次项,因为你求一次导数之后它还在,但如果你求两次导数,这一项就不存在了
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