结果证明,谋杀案和那个工程师无关.
It turned out that the engineer the murder.
他们试过很多方法,但似乎都没用.
They tried many methods, but of any use.
必须制定更多法规来防范任何可能的危险.
More laws must be made .
假如你对网课不满意,请发邮件给我们.
Please feel free to send us an email if the online lessons.
凯文有语言天赋,能说五门外语.
Kevin languages and he can speak five foreign languages.
别再改主意啦,就这么定了.
Don't again. That's a deal.