他知道他现在什么都不能说，直到确保德里克已经安全的送了他们出去。

And he knew he couldn't say anything until he got confirmation from Derek that they were in, fact, safely gone.

youdao

他现在还在住院，所以不能和同学们一起出去郊游。

Now he is still in hospital, so he can't go for an outing with his classmates.

youdao