它建议人们获得电工做安装，或自己做，如果他们很舒服消除电路盒盖，该公司说。
It's recommended that people get an electrician to do the installation, or do it themselves if they are comfortable removing a circuit box cover, the company says.
对于这些工具的学习曲线是不寻常的，但是通过这段时间我们已经能够很舒服的使用他们了。
The learning curve for the tools had been nontrivial, but by this time we were quite comfortable with them.
这是一种非常自然的过程，用户会感觉很舒服，即便他们对Internet了解不深。
It's a very natural feeling, and your users will immediately feel comfortable and at home, even if they're not very Internet-savvy.
应用推荐