它就像一个密码。
The quality and provenance of your writing paper is like a secret code.
信纸的质量和产地似乎成了一种密码。
You may input a secret code to ensure the safety of your money.
您可以输入一个密码保证您的存款的安全。
Yes, I understand everything now. He was forced to hide his discoveries he'd made, and he had to use a secret code…
是的，我现在一切都明白了。他被迫把自己的发现隐藏起来，于是只好使用了秘密的代码……
一个密码？
一个密码？
应用推荐