This can be absolutely quiet in the case of the implementation of oxygen therapy and hemostasis.

出现这种情况可以在绝对安静的情况下施行输氧和止血治疗。

youdao

"I just told them we have to be absolutely quiet, " she said.

CNN: STORY HIGHLIGHTS

"I told them we had to be absolutely quiet, because I was just so afraid if he did come in, then he would hear us and just start shooting the door, " said teacher Kaitlin Roig.

BBC: Connecticut school shooting: Obama calls for action